Home / 2,947,475.50-4,421,212.98-817,559.71

Finding the Fourth Proportional to 2,947,475.50, 4,421,212.98 and 817,559.71

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Solution

The fourth proportional to 2,947,475.50, 4,421,212.98 and 817,559.71 is: 1,226,339.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,475.50 : 4,421,212.98 = 817,559.71 : x
  2. Step 2: Convert to fraction form
    2,947,475.50/4,421,212.98 = 817,559.71/x
  3. Step 3: Cross multiply
    2,947,475.50x = 4,421,212.98 × 817,559.71
  4. Step 4: Simplify right side
    2,947,475.50x = 3,614,605,587,658.16
  5. Step 5: Solve for x
    x = 3,614,605,587,658.16/2,947,475.50
  6. Step 6: Final answer
    x = 1,226,339.49

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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.