Home / 884,743.43-1,321,114.17-702,786.40

Finding the Fourth Proportional to 884,743.43, 1,321,114.17 and 702,786.40

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Solution

The fourth proportional to 884,743.43, 1,321,114.17 and 702,786.40 is: 1,049,412.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,743.43 : 1,321,114.17 = 702,786.40 : x
  2. Step 2: Convert to fraction form
    884,743.43/1,321,114.17 = 702,786.40/x
  3. Step 3: Cross multiply
    884,743.43x = 1,321,114.17 × 702,786.40
  4. Step 4: Simplify right side
    884,743.43x = 928,461,061,403.79
  5. Step 5: Solve for x
    x = 928,461,061,403.79/884,743.43
  6. Step 6: Final answer
    x = 1,049,412.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.