Home / 1,157,818.56-1,598,569.32-722,898.06

Finding the Fourth Proportional to 1,157,818.56, 1,598,569.32 and 722,898.06

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Solution

The fourth proportional to 1,157,818.56, 1,598,569.32 and 722,898.06 is: 998,086.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,818.56 : 1,598,569.32 = 722,898.06 : x
  2. Step 2: Convert to fraction form
    1,157,818.56/1,598,569.32 = 722,898.06/x
  3. Step 3: Cross multiply
    1,157,818.56x = 1,598,569.32 × 722,898.06
  4. Step 4: Simplify right side
    1,157,818.56x = 1,155,602,660,203.52
  5. Step 5: Solve for x
    x = 1,155,602,660,203.52/1,157,818.56
  6. Step 6: Final answer
    x = 998,086.14

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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.