Home / 960,024.10-1,440,036.15-779,620.90

Finding the Fourth Proportional to 960,024.10, 1,440,036.15 and 779,620.90

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Solution

The fourth proportional to 960,024.10, 1,440,036.15 and 779,620.90 is: 1,169,431.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,024.10 : 1,440,036.15 = 779,620.90 : x
  2. Step 2: Convert to fraction form
    960,024.10/1,440,036.15 = 779,620.90/x
  3. Step 3: Cross multiply
    960,024.10x = 1,440,036.15 × 779,620.90
  4. Step 4: Simplify right side
    960,024.10x = 1,122,682,279,295.53
  5. Step 5: Solve for x
    x = 1,122,682,279,295.53/960,024.10
  6. Step 6: Final answer
    x = 1,169,431.35

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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.