Home / 1,108,026.24-1,528,541.76-725,884.80

Finding the Fourth Proportional to 1,108,026.24, 1,528,541.76 and 725,884.80

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Solution

The fourth proportional to 1,108,026.24, 1,528,541.76 and 725,884.80 is: 1,001,370.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,026.24 : 1,528,541.76 = 725,884.80 : x
  2. Step 2: Convert to fraction form
    1,108,026.24/1,528,541.76 = 725,884.80/x
  3. Step 3: Cross multiply
    1,108,026.24x = 1,528,541.76 × 725,884.80
  4. Step 4: Simplify right side
    1,108,026.24x = 1,109,545,229,749.25
  5. Step 5: Solve for x
    x = 1,109,545,229,749.25/1,108,026.24
  6. Step 6: Final answer
    x = 1,001,370.90

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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.