Home / 1,330,320.58-1,835,839.29-726,712.90

Finding the Fourth Proportional to 1,330,320.58, 1,835,839.29 and 726,712.90

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Solution

The fourth proportional to 1,330,320.58, 1,835,839.29 and 726,712.90 is: 1,002,862.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,320.58 : 1,835,839.29 = 726,712.90 : x
  2. Step 2: Convert to fraction form
    1,330,320.58/1,835,839.29 = 726,712.90/x
  3. Step 3: Cross multiply
    1,330,320.58x = 1,835,839.29 × 726,712.90
  4. Step 4: Simplify right side
    1,330,320.58x = 1,334,128,094,369.84
  5. Step 5: Solve for x
    x = 1,334,128,094,369.84/1,330,320.58
  6. Step 6: Final answer
    x = 1,002,862.10

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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.