Home / 1,096,049.60-1,642,324.80-917,590.40

Finding the Fourth Proportional to 1,096,049.60, 1,642,324.80 and 917,590.40

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Solution

The fourth proportional to 1,096,049.60, 1,642,324.80 and 917,590.40 is: 1,374,920.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,049.60 : 1,642,324.80 = 917,590.40 : x
  2. Step 2: Convert to fraction form
    1,096,049.60/1,642,324.80 = 917,590.40/x
  3. Step 3: Cross multiply
    1,096,049.60x = 1,642,324.80 × 917,590.40
  4. Step 4: Simplify right side
    1,096,049.60x = 1,506,981,470,161.92
  5. Step 5: Solve for x
    x = 1,506,981,470,161.92/1,096,049.60
  6. Step 6: Final answer
    x = 1,374,920.87

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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.