Home / 1,453,370.92-2,005,438.68-872,470.88

Finding the Fourth Proportional to 1,453,370.92, 2,005,438.68 and 872,470.88

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Solution

The fourth proportional to 1,453,370.92, 2,005,438.68 and 872,470.88 is: 1,203,881.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,370.92 : 2,005,438.68 = 872,470.88 : x
  2. Step 2: Convert to fraction form
    1,453,370.92/2,005,438.68 = 872,470.88/x
  3. Step 3: Cross multiply
    1,453,370.92x = 2,005,438.68 × 872,470.88
  4. Step 4: Simplify right side
    1,453,370.92x = 1,749,686,849,925.64
  5. Step 5: Solve for x
    x = 1,749,686,849,925.64/1,453,370.92
  6. Step 6: Final answer
    x = 1,203,881.83

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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.