Home / 2,155,565.16-3,234,532.50-808,658.28

Finding the Fourth Proportional to 2,155,565.16, 3,234,532.50 and 808,658.28

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Solution

The fourth proportional to 2,155,565.16, 3,234,532.50 and 808,658.28 is: 1,213,431.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,565.16 : 3,234,532.50 = 808,658.28 : x
  2. Step 2: Convert to fraction form
    2,155,565.16/3,234,532.50 = 808,658.28/x
  3. Step 3: Cross multiply
    2,155,565.16x = 3,234,532.50 × 808,658.28
  4. Step 4: Simplify right side
    2,155,565.16x = 2,615,631,488,054.10
  5. Step 5: Solve for x
    x = 2,615,631,488,054.10/2,155,565.16
  6. Step 6: Final answer
    x = 1,213,431.88

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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.