Home / 1,015,446.15-1,401,952.86-653,499.02

Finding the Fourth Proportional to 1,015,446.15, 1,401,952.86 and 653,499.02

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Solution

The fourth proportional to 1,015,446.15, 1,401,952.86 and 653,499.02 is: 902,238.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,446.15 : 1,401,952.86 = 653,499.02 : x
  2. Step 2: Convert to fraction form
    1,015,446.15/1,401,952.86 = 653,499.02/x
  3. Step 3: Cross multiply
    1,015,446.15x = 1,401,952.86 × 653,499.02
  4. Step 4: Simplify right side
    1,015,446.15x = 916,174,813,086.43
  5. Step 5: Solve for x
    x = 916,174,813,086.43/1,015,446.15
  6. Step 6: Final answer
    x = 902,238.70

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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.