Home / 1,085,670.55-1,627,718.50-729,801.91

Finding the Fourth Proportional to 1,085,670.55, 1,627,718.50 and 729,801.91

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Solution

The fourth proportional to 1,085,670.55, 1,627,718.50 and 729,801.91 is: 1,094,173.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,670.55 : 1,627,718.50 = 729,801.91 : x
  2. Step 2: Convert to fraction form
    1,085,670.55/1,627,718.50 = 729,801.91/x
  3. Step 3: Cross multiply
    1,085,670.55x = 1,627,718.50 × 729,801.91
  4. Step 4: Simplify right side
    1,085,670.55x = 1,187,912,070,242.34
  5. Step 5: Solve for x
    x = 1,187,912,070,242.34/1,085,670.55
  6. Step 6: Final answer
    x = 1,094,173.61

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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.