Home / 2,217,705.80-3,326,558.70-1,509,117.80

Finding the Fourth Proportional to 2,217,705.80, 3,326,558.70 and 1,509,117.80

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Solution

The fourth proportional to 2,217,705.80, 3,326,558.70 and 1,509,117.80 is: 2,263,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,705.80 : 3,326,558.70 = 1,509,117.80 : x
  2. Step 2: Convert to fraction form
    2,217,705.80/3,326,558.70 = 1,509,117.80/x
  3. Step 3: Cross multiply
    2,217,705.80x = 3,326,558.70 × 1,509,117.80
  4. Step 4: Simplify right side
    2,217,705.80x = 5,020,168,946,914.86
  5. Step 5: Solve for x
    x = 5,020,168,946,914.86/2,217,705.80
  6. Step 6: Final answer
    x = 2,263,676.70

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.