Home / 1,473,739.52-2,211,149.95-621,025.79

Finding the Fourth Proportional to 1,473,739.52, 2,211,149.95 and 621,025.79

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Solution

The fourth proportional to 1,473,739.52, 2,211,149.95 and 621,025.79 is: 931,766.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,739.52 : 2,211,149.95 = 621,025.79 : x
  2. Step 2: Convert to fraction form
    1,473,739.52/2,211,149.95 = 621,025.79/x
  3. Step 3: Cross multiply
    1,473,739.52x = 2,211,149.95 × 621,025.79
  4. Step 4: Simplify right side
    1,473,739.52x = 1,373,181,131,898.90
  5. Step 5: Solve for x
    x = 1,373,181,131,898.90/1,473,739.52
  6. Step 6: Final answer
    x = 931,766.51

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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.