Home / 1,170,092.90-1,755,722.55-665,041.70

Finding the Fourth Proportional to 1,170,092.90, 1,755,722.55 and 665,041.70

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Solution

The fourth proportional to 1,170,092.90, 1,755,722.55 and 665,041.70 is: 997,894.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,092.90 : 1,755,722.55 = 665,041.70 : x
  2. Step 2: Convert to fraction form
    1,170,092.90/1,755,722.55 = 665,041.70/x
  3. Step 3: Cross multiply
    1,170,092.90x = 1,755,722.55 × 665,041.70
  4. Step 4: Simplify right side
    1,170,092.90x = 1,167,628,709,380.34
  5. Step 5: Solve for x
    x = 1,167,628,709,380.34/1,170,092.90
  6. Step 6: Final answer
    x = 997,894.02

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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.