Home / 1,169,894.70-1,755,097.20-664,697.70

Finding the Fourth Proportional to 1,169,894.70, 1,755,097.20 and 664,697.70

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Solution

The fourth proportional to 1,169,894.70, 1,755,097.20 and 664,697.70 is: 997,191.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,894.70 : 1,755,097.20 = 664,697.70 : x
  2. Step 2: Convert to fraction form
    1,169,894.70/1,755,097.20 = 664,697.70/x
  3. Step 3: Cross multiply
    1,169,894.70x = 1,755,097.20 × 664,697.70
  4. Step 4: Simplify right side
    1,169,894.70x = 1,166,609,072,116.44
  5. Step 5: Solve for x
    x = 1,166,609,072,116.44/1,169,894.70
  6. Step 6: Final answer
    x = 997,191.52

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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.