Home / 4,985,506.80-7,478,260.20-1,619,713.80

Finding the Fourth Proportional to 4,985,506.80, 7,478,260.20 and 1,619,713.80

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Solution

The fourth proportional to 4,985,506.80, 7,478,260.20 and 1,619,713.80 is: 2,429,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985,506.80 : 7,478,260.20 = 1,619,713.80 : x
  2. Step 2: Convert to fraction form
    4,985,506.80/7,478,260.20 = 1,619,713.80/x
  3. Step 3: Cross multiply
    4,985,506.80x = 7,478,260.20 × 1,619,713.80
  4. Step 4: Simplify right side
    4,985,506.80x = 12,112,641,245,930.76
  5. Step 5: Solve for x
    x = 12,112,641,245,930.76/4,985,506.80
  6. Step 6: Final answer
    x = 2,429,570.70

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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.