Home / 1,108,648.60-1,660,640.10-922,024.60

Finding the Fourth Proportional to 1,108,648.60, 1,660,640.10 and 922,024.60

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Solution

The fourth proportional to 1,108,648.60, 1,660,640.10 and 922,024.60 is: 1,381,096.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,648.60 : 1,660,640.10 = 922,024.60 : x
  2. Step 2: Convert to fraction form
    1,108,648.60/1,660,640.10 = 922,024.60/x
  3. Step 3: Cross multiply
    1,108,648.60x = 1,660,640.10 × 922,024.60
  4. Step 4: Simplify right side
    1,108,648.60x = 1,531,151,023,946.46
  5. Step 5: Solve for x
    x = 1,531,151,023,946.46/1,108,648.60
  6. Step 6: Final answer
    x = 1,381,096.79

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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.