Home / 1,633,489.13-2,256,520.13-1,308,957.98

Finding the Fourth Proportional to 1,633,489.13, 2,256,520.13 and 1,308,957.98

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Solution

The fourth proportional to 1,633,489.13, 2,256,520.13 and 1,308,957.98 is: 1,808,209.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633,489.13 : 2,256,520.13 = 1,308,957.98 : x
  2. Step 2: Convert to fraction form
    1,633,489.13/2,256,520.13 = 1,308,957.98/x
  3. Step 3: Cross multiply
    1,633,489.13x = 2,256,520.13 × 1,308,957.98
  4. Step 4: Simplify right side
    1,633,489.13x = 2,953,690,014,593.90
  5. Step 5: Solve for x
    x = 2,953,690,014,593.90/1,633,489.13
  6. Step 6: Final answer
    x = 1,808,209.17

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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.