Home / 1,169,126.60-1,755,266.70-749,222.60

Finding the Fourth Proportional to 1,169,126.60, 1,755,266.70 and 749,222.60

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Solution

The fourth proportional to 1,169,126.60, 1,755,266.70 and 749,222.60 is: 1,124,844.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,126.60 : 1,755,266.70 = 749,222.60 : x
  2. Step 2: Convert to fraction form
    1,169,126.60/1,755,266.70 = 749,222.60/x
  3. Step 3: Cross multiply
    1,169,126.60x = 1,755,266.70 × 749,222.60
  4. Step 4: Simplify right side
    1,169,126.60x = 1,315,085,480,667.42
  5. Step 5: Solve for x
    x = 1,315,085,480,667.42/1,169,126.60
  6. Step 6: Final answer
    x = 1,124,844.38

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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.