Home / 1,367,959.08-2,052,041.76-408,338.90

Finding the Fourth Proportional to 1,367,959.08, 2,052,041.76 and 408,338.90

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Solution

The fourth proportional to 1,367,959.08, 2,052,041.76 and 408,338.90 is: 612,539.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,959.08 : 2,052,041.76 = 408,338.90 : x
  2. Step 2: Convert to fraction form
    1,367,959.08/2,052,041.76 = 408,338.90/x
  3. Step 3: Cross multiply
    1,367,959.08x = 2,052,041.76 × 408,338.90
  4. Step 4: Simplify right side
    1,367,959.08x = 837,928,475,032.46
  5. Step 5: Solve for x
    x = 837,928,475,032.46/1,367,959.08
  6. Step 6: Final answer
    x = 612,539.14

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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.