Home / 1,098,689.53-1,650,560.04-775,222.12

Finding the Fourth Proportional to 1,098,689.53, 1,650,560.04 and 775,222.12

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Solution

The fourth proportional to 1,098,689.53, 1,650,560.04 and 775,222.12 is: 1,164,615.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,689.53 : 1,650,560.04 = 775,222.12 : x
  2. Step 2: Convert to fraction form
    1,098,689.53/1,650,560.04 = 775,222.12/x
  3. Step 3: Cross multiply
    1,098,689.53x = 1,650,560.04 × 775,222.12
  4. Step 4: Simplify right side
    1,098,689.53x = 1,279,550,653,396.08
  5. Step 5: Solve for x
    x = 1,279,550,653,396.08/1,098,689.53
  6. Step 6: Final answer
    x = 1,164,615.32

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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.