Home / 1,085,614.64-1,498,119.24-626,713.70

Finding the Fourth Proportional to 1,085,614.64, 1,498,119.24 and 626,713.70

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Solution

The fourth proportional to 1,085,614.64, 1,498,119.24 and 626,713.70 is: 864,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,614.64 : 1,498,119.24 = 626,713.70 : x
  2. Step 2: Convert to fraction form
    1,085,614.64/1,498,119.24 = 626,713.70/x
  3. Step 3: Cross multiply
    1,085,614.64x = 1,498,119.24 × 626,713.70
  4. Step 4: Simplify right side
    1,085,614.64x = 938,891,844,450.99
  5. Step 5: Solve for x
    x = 938,891,844,450.99/1,085,614.64
  6. Step 6: Final answer
    x = 864,848.18

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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.