Home / 1,253,156.01-1,730,254.10-770,368.47

Finding the Fourth Proportional to 1,253,156.01, 1,730,254.10 and 770,368.47

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Solution

The fourth proportional to 1,253,156.01, 1,730,254.10 and 770,368.47 is: 1,063,661.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,156.01 : 1,730,254.10 = 770,368.47 : x
  2. Step 2: Convert to fraction form
    1,253,156.01/1,730,254.10 = 770,368.47/x
  3. Step 3: Cross multiply
    1,253,156.01x = 1,730,254.10 × 770,368.47
  4. Step 4: Simplify right side
    1,253,156.01x = 1,332,933,199,876.38
  5. Step 5: Solve for x
    x = 1,332,933,199,876.38/1,253,156.01
  6. Step 6: Final answer
    x = 1,063,661.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.