Home / 1,691,719.74-2,536,566.26-538,468.20

Finding the Fourth Proportional to 1,691,719.74, 2,536,566.26 and 538,468.20

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Solution

The fourth proportional to 1,691,719.74, 2,536,566.26 and 538,468.20 is: 807,379.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,719.74 : 2,536,566.26 = 538,468.20 : x
  2. Step 2: Convert to fraction form
    1,691,719.74/2,536,566.26 = 538,468.20/x
  3. Step 3: Cross multiply
    1,691,719.74x = 2,536,566.26 × 538,468.20
  4. Step 4: Simplify right side
    1,691,719.74x = 1,365,860,265,510.59
  5. Step 5: Solve for x
    x = 1,365,860,265,510.59/1,691,719.74
  6. Step 6: Final answer
    x = 807,379.75

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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.