Home / 1,157,518.16-1,597,337.84-641,250.80

Finding the Fourth Proportional to 1,157,518.16, 1,597,337.84 and 641,250.80

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Solution

The fourth proportional to 1,157,518.16, 1,597,337.84 and 641,250.80 is: 884,905.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,518.16 : 1,597,337.84 = 641,250.80 : x
  2. Step 2: Convert to fraction form
    1,157,518.16/1,597,337.84 = 641,250.80/x
  3. Step 3: Cross multiply
    1,157,518.16x = 1,597,337.84 × 641,250.80
  4. Step 4: Simplify right side
    1,157,518.16x = 1,024,294,167,770.27
  5. Step 5: Solve for x
    x = 1,024,294,167,770.27/1,157,518.16
  6. Step 6: Final answer
    x = 884,905.48

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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.