Home / 5,414,275.78-8,123,222.50-1,771,171.79

Finding the Fourth Proportional to 5,414,275.78, 8,123,222.50 and 1,771,171.79

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Solution

The fourth proportional to 5,414,275.78, 8,123,222.50 and 1,771,171.79 is: 2,657,349.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414,275.78 : 8,123,222.50 = 1,771,171.79 : x
  2. Step 2: Convert to fraction form
    5,414,275.78/8,123,222.50 = 1,771,171.79/x
  3. Step 3: Cross multiply
    5,414,275.78x = 8,123,222.50 × 1,771,171.79
  4. Step 4: Simplify right side
    5,414,275.78x = 14,387,622,490,849.23
  5. Step 5: Solve for x
    x = 14,387,622,490,849.23/5,414,275.78
  6. Step 6: Final answer
    x = 2,657,349.40

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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.