Home / 1,545,376.44-2,318,392.98-480,392.76

Finding the Fourth Proportional to 1,545,376.44, 2,318,392.98 and 480,392.76

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Solution

The fourth proportional to 1,545,376.44, 2,318,392.98 and 480,392.76 is: 720,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,376.44 : 2,318,392.98 = 480,392.76 : x
  2. Step 2: Convert to fraction form
    1,545,376.44/2,318,392.98 = 480,392.76/x
  3. Step 3: Cross multiply
    1,545,376.44x = 2,318,392.98 × 480,392.76
  4. Step 4: Simplify right side
    1,545,376.44x = 1,113,739,202,426.82
  5. Step 5: Solve for x
    x = 1,113,739,202,426.82/1,545,376.44
  6. Step 6: Final answer
    x = 720,691.20

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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.