Home / 3,124,840.28-4,687,634.84-1,102,666.50

Finding the Fourth Proportional to 3,124,840.28, 4,687,634.84 and 1,102,666.50

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Solution

The fourth proportional to 3,124,840.28, 4,687,634.84 and 1,102,666.50 is: 1,654,131.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124,840.28 : 4,687,634.84 = 1,102,666.50 : x
  2. Step 2: Convert to fraction form
    3,124,840.28/4,687,634.84 = 1,102,666.50/x
  3. Step 3: Cross multiply
    3,124,840.28x = 4,687,634.84 × 1,102,666.50
  4. Step 4: Simplify right side
    3,124,840.28x = 5,168,897,896,787.53
  5. Step 5: Solve for x
    x = 5,168,897,896,787.53/3,124,840.28
  6. Step 6: Final answer
    x = 1,654,131.87

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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.