Home / 1,392,237.24-2,088,357.52-381,367.91

Finding the Fourth Proportional to 1,392,237.24, 2,088,357.52 and 381,367.91

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Solution

The fourth proportional to 1,392,237.24, 2,088,357.52 and 381,367.91 is: 572,052.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,237.24 : 2,088,357.52 = 381,367.91 : x
  2. Step 2: Convert to fraction form
    1,392,237.24/2,088,357.52 = 381,367.91/x
  3. Step 3: Cross multiply
    1,392,237.24x = 2,088,357.52 × 381,367.91
  4. Step 4: Simplify right side
    1,392,237.24x = 796,432,535,970.71
  5. Step 5: Solve for x
    x = 796,432,535,970.71/1,392,237.24
  6. Step 6: Final answer
    x = 572,052.32

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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.