Home / 4,892,516.80-7,338,775.20-1,526,286.40

Finding the Fourth Proportional to 4,892,516.80, 7,338,775.20 and 1,526,286.40

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Solution

The fourth proportional to 4,892,516.80, 7,338,775.20 and 1,526,286.40 is: 2,289,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,516.80 : 7,338,775.20 = 1,526,286.40 : x
  2. Step 2: Convert to fraction form
    4,892,516.80/7,338,775.20 = 1,526,286.40/x
  3. Step 3: Cross multiply
    4,892,516.80x = 7,338,775.20 × 1,526,286.40
  4. Step 4: Simplify right side
    4,892,516.80x = 11,201,072,780,417.28
  5. Step 5: Solve for x
    x = 11,201,072,780,417.28/4,892,516.80
  6. Step 6: Final answer
    x = 2,289,429.60

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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.