Home / 1,042,023.60-1,564,639.20-569,631.60

Finding the Fourth Proportional to 1,042,023.60, 1,564,639.20 and 569,631.60

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Solution

The fourth proportional to 1,042,023.60, 1,564,639.20 and 569,631.60 is: 855,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,023.60 : 1,564,639.20 = 569,631.60 : x
  2. Step 2: Convert to fraction form
    1,042,023.60/1,564,639.20 = 569,631.60/x
  3. Step 3: Cross multiply
    1,042,023.60x = 1,564,639.20 × 569,631.60
  4. Step 4: Simplify right side
    1,042,023.60x = 891,267,930,918.72
  5. Step 5: Solve for x
    x = 891,267,930,918.72/1,042,023.60
  6. Step 6: Final answer
    x = 855,324.13

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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.