Home / 2,812,818.02-3,881,707.48-1,523,658.39

Finding the Fourth Proportional to 2,812,818.02, 3,881,707.48 and 1,523,658.39

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Solution

The fourth proportional to 2,812,818.02, 3,881,707.48 and 1,523,658.39 is: 2,102,658.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,818.02 : 3,881,707.48 = 1,523,658.39 : x
  2. Step 2: Convert to fraction form
    2,812,818.02/3,881,707.48 = 1,523,658.39/x
  3. Step 3: Cross multiply
    2,812,818.02x = 3,881,707.48 × 1,523,658.39
  4. Step 4: Simplify right side
    2,812,818.02x = 5,914,396,156,775.93
  5. Step 5: Solve for x
    x = 5,914,396,156,775.93/2,812,818.02
  6. Step 6: Final answer
    x = 2,102,658.66

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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.