Home / 1,110,158.62-1,532,055.99-680,355.70

Finding the Fourth Proportional to 1,110,158.62, 1,532,055.99 and 680,355.70

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Solution

The fourth proportional to 1,110,158.62, 1,532,055.99 and 680,355.70 is: 938,913.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,158.62 : 1,532,055.99 = 680,355.70 : x
  2. Step 2: Convert to fraction form
    1,110,158.62/1,532,055.99 = 680,355.70/x
  3. Step 3: Cross multiply
    1,110,158.62x = 1,532,055.99 × 680,355.70
  4. Step 4: Simplify right side
    1,110,158.62x = 1,042,343,025,515.64
  5. Step 5: Solve for x
    x = 1,042,343,025,515.64/1,110,158.62
  6. Step 6: Final answer
    x = 938,913.60

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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.