Home / 2,281,818.80-3,148,785.08-1,249,126.86

Finding the Fourth Proportional to 2,281,818.80, 3,148,785.08 and 1,249,126.86

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Solution

The fourth proportional to 2,281,818.80, 3,148,785.08 and 1,249,126.86 is: 1,723,726.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,818.80 : 3,148,785.08 = 1,249,126.86 : x
  2. Step 2: Convert to fraction form
    2,281,818.80/3,148,785.08 = 1,249,126.86/x
  3. Step 3: Cross multiply
    2,281,818.80x = 3,148,785.08 × 1,249,126.86
  4. Step 4: Simplify right side
    2,281,818.80x = 3,933,232,019,795.25
  5. Step 5: Solve for x
    x = 3,933,232,019,795.25/2,281,818.80
  6. Step 6: Final answer
    x = 1,723,726.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.