Home / 2,493,957.20-3,440,835.72-1,406,092.88

Finding the Fourth Proportional to 2,493,957.20, 3,440,835.72 and 1,406,092.88

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Solution

The fourth proportional to 2,493,957.20, 3,440,835.72 and 1,406,092.88 is: 1,939,942.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493,957.20 : 3,440,835.72 = 1,406,092.88 : x
  2. Step 2: Convert to fraction form
    2,493,957.20/3,440,835.72 = 1,406,092.88/x
  3. Step 3: Cross multiply
    2,493,957.20x = 3,440,835.72 × 1,406,092.88
  4. Step 4: Simplify right side
    2,493,957.20x = 4,838,134,607,141.67
  5. Step 5: Solve for x
    x = 4,838,134,607,141.67/2,493,957.20
  6. Step 6: Final answer
    x = 1,939,942.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.