Home / 2,154,088.69-3,231,686.77-806,270.66

Finding the Fourth Proportional to 2,154,088.69, 3,231,686.77 and 806,270.66

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Solution

The fourth proportional to 2,154,088.69, 3,231,686.77 and 806,270.66 is: 1,209,613.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,088.69 : 3,231,686.77 = 806,270.66 : x
  2. Step 2: Convert to fraction form
    2,154,088.69/3,231,686.77 = 806,270.66/x
  3. Step 3: Cross multiply
    2,154,088.69x = 3,231,686.77 × 806,270.66
  4. Step 4: Simplify right side
    2,154,088.69x = 2,605,614,218,905.88
  5. Step 5: Solve for x
    x = 2,605,614,218,905.88/2,154,088.69
  6. Step 6: Final answer
    x = 1,209,613.25

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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.