Home / 1,000,344.75-1,380,475.83-547,635.75

Finding the Fourth Proportional to 1,000,344.75, 1,380,475.83 and 547,635.75

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Solution

The fourth proportional to 1,000,344.75, 1,380,475.83 and 547,635.75 is: 755,737.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,344.75 : 1,380,475.83 = 547,635.75 : x
  2. Step 2: Convert to fraction form
    1,000,344.75/1,380,475.83 = 547,635.75/x
  3. Step 3: Cross multiply
    1,000,344.75x = 1,380,475.83 × 547,635.75
  4. Step 4: Simplify right side
    1,000,344.75x = 755,997,916,518.92
  5. Step 5: Solve for x
    x = 755,997,916,518.92/1,000,344.75
  6. Step 6: Final answer
    x = 755,737.38

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1.5x scale

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.