Home / 1,065,511.85-1,598,898.32-392,066.07

Finding the Fourth Proportional to 1,065,511.85, 1,598,898.32 and 392,066.07

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Solution

The fourth proportional to 1,065,511.85, 1,598,898.32 and 392,066.07 is: 588,331.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,511.85 : 1,598,898.32 = 392,066.07 : x
  2. Step 2: Convert to fraction form
    1,065,511.85/1,598,898.32 = 392,066.07/x
  3. Step 3: Cross multiply
    1,065,511.85x = 1,598,898.32 × 392,066.07
  4. Step 4: Simplify right side
    1,065,511.85x = 626,873,778,691.67
  5. Step 5: Solve for x
    x = 626,873,778,691.67/1,065,511.85
  6. Step 6: Final answer
    x = 588,331.12

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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.