Home / 1,117,033.92-1,542,437.52-1,035,989.28

Finding the Fourth Proportional to 1,117,033.92, 1,542,437.52 and 1,035,989.28

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Solution

The fourth proportional to 1,117,033.92, 1,542,437.52 and 1,035,989.28 is: 1,430,528.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,033.92 : 1,542,437.52 = 1,035,989.28 : x
  2. Step 2: Convert to fraction form
    1,117,033.92/1,542,437.52 = 1,035,989.28/x
  3. Step 3: Cross multiply
    1,117,033.92x = 1,542,437.52 × 1,035,989.28
  4. Step 4: Simplify right side
    1,117,033.92x = 1,597,948,735,789.79
  5. Step 5: Solve for x
    x = 1,597,948,735,789.79/1,117,033.92
  6. Step 6: Final answer
    x = 1,430,528.39

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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.