Home / 1,376,937.24-2,063,929.23-665,987.28

Finding the Fourth Proportional to 1,376,937.24, 2,063,929.23 and 665,987.28

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Solution

The fourth proportional to 1,376,937.24, 2,063,929.23 and 665,987.28 is: 998,266.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,937.24 : 2,063,929.23 = 665,987.28 : x
  2. Step 2: Convert to fraction form
    1,376,937.24/2,063,929.23 = 665,987.28/x
  3. Step 3: Cross multiply
    1,376,937.24x = 2,063,929.23 × 665,987.28
  4. Step 4: Simplify right side
    1,376,937.24x = 1,374,550,614,000.19
  5. Step 5: Solve for x
    x = 1,374,550,614,000.19/1,376,937.24
  6. Step 6: Final answer
    x = 998,266.71

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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.