Home / 1,072,938.40-1,609,407.60-566,807.20

Finding the Fourth Proportional to 1,072,938.40, 1,609,407.60 and 566,807.20

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Solution

The fourth proportional to 1,072,938.40, 1,609,407.60 and 566,807.20 is: 850,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,938.40 : 1,609,407.60 = 566,807.20 : x
  2. Step 2: Convert to fraction form
    1,072,938.40/1,609,407.60 = 566,807.20/x
  3. Step 3: Cross multiply
    1,072,938.40x = 1,609,407.60 × 566,807.20
  4. Step 4: Simplify right side
    1,072,938.40x = 912,223,815,414.72
  5. Step 5: Solve for x
    x = 912,223,815,414.72/1,072,938.40
  6. Step 6: Final answer
    x = 850,210.80

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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.