Home / 1,226,998.38-1,692,819.43-710,470.29

Finding the Fourth Proportional to 1,226,998.38, 1,692,819.43 and 710,470.29

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Solution

The fourth proportional to 1,226,998.38, 1,692,819.43 and 710,470.29 is: 980,195.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,998.38 : 1,692,819.43 = 710,470.29 : x
  2. Step 2: Convert to fraction form
    1,226,998.38/1,692,819.43 = 710,470.29/x
  3. Step 3: Cross multiply
    1,226,998.38x = 1,692,819.43 × 710,470.29
  4. Step 4: Simplify right side
    1,226,998.38x = 1,202,697,911,349.73
  5. Step 5: Solve for x
    x = 1,202,697,911,349.73/1,226,998.38
  6. Step 6: Final answer
    x = 980,195.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.