Home / 752,351.40-1,127,214.84-626,798.16

Finding the Fourth Proportional to 752,351.40, 1,127,214.84 and 626,798.16

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Solution

The fourth proportional to 752,351.40, 1,127,214.84 and 626,798.16 is: 939,103.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,351.40 : 1,127,214.84 = 626,798.16 : x
  2. Step 2: Convert to fraction form
    752,351.40/1,127,214.84 = 626,798.16/x
  3. Step 3: Cross multiply
    752,351.40x = 1,127,214.84 × 626,798.16
  4. Step 4: Simplify right side
    752,351.40x = 706,536,187,636.70
  5. Step 5: Solve for x
    x = 706,536,187,636.70/752,351.40
  6. Step 6: Final answer
    x = 939,103.97

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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.