Home / 2,369,253.18-3,553,876.89-771,813.66

Finding the Fourth Proportional to 2,369,253.18, 3,553,876.89 and 771,813.66

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Solution

The fourth proportional to 2,369,253.18, 3,553,876.89 and 771,813.66 is: 1,157,719.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369,253.18 : 3,553,876.89 = 771,813.66 : x
  2. Step 2: Convert to fraction form
    2,369,253.18/3,553,876.89 = 771,813.66/x
  3. Step 3: Cross multiply
    2,369,253.18x = 3,553,876.89 × 771,813.66
  4. Step 4: Simplify right side
    2,369,253.18x = 2,742,930,729,660.32
  5. Step 5: Solve for x
    x = 2,742,930,729,660.32/2,369,253.18
  6. Step 6: Final answer
    x = 1,157,719.55

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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.