Home / 1,369,475.10-2,054,212.65-659,331.90

Finding the Fourth Proportional to 1,369,475.10, 2,054,212.65 and 659,331.90

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Solution

The fourth proportional to 1,369,475.10, 2,054,212.65 and 659,331.90 is: 988,997.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,475.10 : 2,054,212.65 = 659,331.90 : x
  2. Step 2: Convert to fraction form
    1,369,475.10/2,054,212.65 = 659,331.90/x
  3. Step 3: Cross multiply
    1,369,475.10x = 2,054,212.65 × 659,331.90
  4. Step 4: Simplify right side
    1,369,475.10x = 1,354,407,929,528.53
  5. Step 5: Solve for x
    x = 1,354,407,929,528.53/1,369,475.10
  6. Step 6: Final answer
    x = 988,997.85

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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.