Home / 2,079,162.41-3,118,741.79-782,557.04

Finding the Fourth Proportional to 2,079,162.41, 3,118,741.79 and 782,557.04

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Solution

The fourth proportional to 2,079,162.41, 3,118,741.79 and 782,557.04 is: 1,173,834.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,162.41 : 3,118,741.79 = 782,557.04 : x
  2. Step 2: Convert to fraction form
    2,079,162.41/3,118,741.79 = 782,557.04/x
  3. Step 3: Cross multiply
    2,079,162.41x = 3,118,741.79 × 782,557.04
  4. Step 4: Simplify right side
    2,079,162.41x = 2,440,593,353,459.95
  5. Step 5: Solve for x
    x = 2,440,593,353,459.95/2,079,162.41
  6. Step 6: Final answer
    x = 1,173,834.88

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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.