Home / 1,157,396.76-1,597,190.16-641,149.05

Finding the Fourth Proportional to 1,157,396.76, 1,597,190.16 and 641,149.05

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Solution

The fourth proportional to 1,157,396.76, 1,597,190.16 and 641,149.05 is: 884,776.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,396.76 : 1,597,190.16 = 641,149.05 : x
  2. Step 2: Convert to fraction form
    1,157,396.76/1,597,190.16 = 641,149.05/x
  3. Step 3: Cross multiply
    1,157,396.76x = 1,597,190.16 × 641,149.05
  4. Step 4: Simplify right side
    1,157,396.76x = 1,024,036,953,753.35
  5. Step 5: Solve for x
    x = 1,024,036,953,753.35/1,157,396.76
  6. Step 6: Final answer
    x = 884,776.07

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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.