Home / 1,515,247.45-2,272,815.81-450,261.83

Finding the Fourth Proportional to 1,515,247.45, 2,272,815.81 and 450,261.83

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Solution

The fourth proportional to 1,515,247.45, 2,272,815.81 and 450,261.83 is: 675,376.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,247.45 : 2,272,815.81 = 450,261.83 : x
  2. Step 2: Convert to fraction form
    1,515,247.45/2,272,815.81 = 450,261.83/x
  3. Step 3: Cross multiply
    1,515,247.45x = 2,272,815.81 × 450,261.83
  4. Step 4: Simplify right side
    1,515,247.45x = 1,023,362,211,545.57
  5. Step 5: Solve for x
    x = 1,023,362,211,545.57/1,515,247.45
  6. Step 6: Final answer
    x = 675,376.30

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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.