Home / 1,080,113.52-1,620,399.92-369,950.88

Finding the Fourth Proportional to 1,080,113.52, 1,620,399.92 and 369,950.88

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Solution

The fourth proportional to 1,080,113.52, 1,620,399.92 and 369,950.88 is: 555,004.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,113.52 : 1,620,399.92 = 369,950.88 : x
  2. Step 2: Convert to fraction form
    1,080,113.52/1,620,399.92 = 369,950.88/x
  3. Step 3: Cross multiply
    1,080,113.52x = 1,620,399.92 × 369,950.88
  4. Step 4: Simplify right side
    1,080,113.52x = 599,468,376,355.93
  5. Step 5: Solve for x
    x = 599,468,376,355.93/1,080,113.52
  6. Step 6: Final answer
    x = 555,004.97

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1.5x scale

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.