Home / 936,738-1,403,635.28-724,026.74

Finding the Fourth Proportional to 936,738, 1,403,635.28 and 724,026.74

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Solution

The fourth proportional to 936,738, 1,403,635.28 and 724,026.74 is: 1,084,902.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,738 : 1,403,635.28 = 724,026.74 : x
  2. Step 2: Convert to fraction form
    936,738/1,403,635.28 = 724,026.74/x
  3. Step 3: Cross multiply
    936,738x = 1,403,635.28 × 724,026.74
  4. Step 4: Simplify right side
    936,738x = 1,016,269,465,289.08
  5. Step 5: Solve for x
    x = 1,016,269,465,289.08/936,738
  6. Step 6: Final answer
    x = 1,084,902.57

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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.