Home / 1,373,447.70-2,061,155.70-773,772.30

Finding the Fourth Proportional to 1,373,447.70, 2,061,155.70 and 773,772.30

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Solution

The fourth proportional to 1,373,447.70, 2,061,155.70 and 773,772.30 is: 1,161,212.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,447.70 : 2,061,155.70 = 773,772.30 : x
  2. Step 2: Convert to fraction form
    1,373,447.70/2,061,155.70 = 773,772.30/x
  3. Step 3: Cross multiply
    1,373,447.70x = 2,061,155.70 × 773,772.30
  4. Step 4: Simplify right side
    1,373,447.70x = 1,594,865,186,647.11
  5. Step 5: Solve for x
    x = 1,594,865,186,647.11/1,373,447.70
  6. Step 6: Final answer
    x = 1,161,212.90

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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.