Home / 2,142,925.61-3,214,406.44-545,488.97

Finding the Fourth Proportional to 2,142,925.61, 3,214,406.44 and 545,488.97

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Solution

The fourth proportional to 2,142,925.61, 3,214,406.44 and 545,488.97 is: 818,238.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,925.61 : 3,214,406.44 = 545,488.97 : x
  2. Step 2: Convert to fraction form
    2,142,925.61/3,214,406.44 = 545,488.97/x
  3. Step 3: Cross multiply
    2,142,925.61x = 3,214,406.44 × 545,488.97
  4. Step 4: Simplify right side
    2,142,925.61x = 1,753,423,255,389.52
  5. Step 5: Solve for x
    x = 1,753,423,255,389.52/2,142,925.61
  6. Step 6: Final answer
    x = 818,238.04

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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.