Home / 993,416.40-1,488,593.70-739,505.70

Finding the Fourth Proportional to 993,416.40, 1,488,593.70 and 739,505.70

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Solution

The fourth proportional to 993,416.40, 1,488,593.70 and 739,505.70 is: 1,108,118.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,416.40 : 1,488,593.70 = 739,505.70 : x
  2. Step 2: Convert to fraction form
    993,416.40/1,488,593.70 = 739,505.70/x
  3. Step 3: Cross multiply
    993,416.40x = 1,488,593.70 × 739,505.70
  4. Step 4: Simplify right side
    993,416.40x = 1,100,823,526,134.09
  5. Step 5: Solve for x
    x = 1,100,823,526,134.09/993,416.40
  6. Step 6: Final answer
    x = 1,108,118.94

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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.