Home / 2,238,209.52-3,357,686.04-890,385.12

Finding the Fourth Proportional to 2,238,209.52, 3,357,686.04 and 890,385.12

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Solution

The fourth proportional to 2,238,209.52, 3,357,686.04 and 890,385.12 is: 1,335,725.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,209.52 : 3,357,686.04 = 890,385.12 : x
  2. Step 2: Convert to fraction form
    2,238,209.52/3,357,686.04 = 890,385.12/x
  3. Step 3: Cross multiply
    2,238,209.52x = 3,357,686.04 × 890,385.12
  4. Step 4: Simplify right side
    2,238,209.52x = 2,989,633,687,647.72
  5. Step 5: Solve for x
    x = 2,989,633,687,647.72/2,238,209.52
  6. Step 6: Final answer
    x = 1,335,725.57

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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.