Home / 1,040,719.60-1,560,960.14-272,291.52

Finding the Fourth Proportional to 1,040,719.60, 1,560,960.14 and 272,291.52

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Solution

The fourth proportional to 1,040,719.60, 1,560,960.14 and 272,291.52 is: 408,406.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,719.60 : 1,560,960.14 = 272,291.52 : x
  2. Step 2: Convert to fraction form
    1,040,719.60/1,560,960.14 = 272,291.52/x
  3. Step 3: Cross multiply
    1,040,719.60x = 1,560,960.14 × 272,291.52
  4. Step 4: Simplify right side
    1,040,719.60x = 425,036,209,180.01
  5. Step 5: Solve for x
    x = 425,036,209,180.01/1,040,719.60
  6. Step 6: Final answer
    x = 408,406.08

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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.