Home / 2,939,419.92-4,409,130.18-917,837.04

Finding the Fourth Proportional to 2,939,419.92, 4,409,130.18 and 917,837.04

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Solution

The fourth proportional to 2,939,419.92, 4,409,130.18 and 917,837.04 is: 1,376,755.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,419.92 : 4,409,130.18 = 917,837.04 : x
  2. Step 2: Convert to fraction form
    2,939,419.92/4,409,130.18 = 917,837.04/x
  3. Step 3: Cross multiply
    2,939,419.92x = 4,409,130.18 × 917,837.04
  4. Step 4: Simplify right side
    2,939,419.92x = 4,046,862,993,385.87
  5. Step 5: Solve for x
    x = 4,046,862,993,385.87/2,939,419.92
  6. Step 6: Final answer
    x = 1,376,755.65

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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.