Home / 2,261,402.28-3,390,775.02-913,607.64

Finding the Fourth Proportional to 2,261,402.28, 3,390,775.02 and 913,607.64

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Solution

The fourth proportional to 2,261,402.28, 3,390,775.02 and 913,607.64 is: 1,369,874.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261,402.28 : 3,390,775.02 = 913,607.64 : x
  2. Step 2: Convert to fraction form
    2,261,402.28/3,390,775.02 = 913,607.64/x
  3. Step 3: Cross multiply
    2,261,402.28x = 3,390,775.02 × 913,607.64
  4. Step 4: Simplify right side
    2,261,402.28x = 3,097,837,963,793.15
  5. Step 5: Solve for x
    x = 3,097,837,963,793.15/2,261,402.28
  6. Step 6: Final answer
    x = 1,369,874.79

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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.