Home / 5,432,600.90-8,148,901.35-1,838,485.10

Finding the Fourth Proportional to 5,432,600.90, 8,148,901.35 and 1,838,485.10

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Solution

The fourth proportional to 5,432,600.90, 8,148,901.35 and 1,838,485.10 is: 2,757,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,600.90 : 8,148,901.35 = 1,838,485.10 : x
  2. Step 2: Convert to fraction form
    5,432,600.90/8,148,901.35 = 1,838,485.10/x
  3. Step 3: Cross multiply
    5,432,600.90x = 8,148,901.35 × 1,838,485.10
  4. Step 4: Simplify right side
    5,432,600.90x = 14,981,633,713,344.88
  5. Step 5: Solve for x
    x = 14,981,633,713,344.88/5,432,600.90
  6. Step 6: Final answer
    x = 2,757,727.65

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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.