Home / 3,921,735.68-5,411,155.76-2,289,402.24

Finding the Fourth Proportional to 3,921,735.68, 5,411,155.76 and 2,289,402.24

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Solution

The fourth proportional to 3,921,735.68, 5,411,155.76 and 2,289,402.24 is: 3,158,885.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,735.68 : 5,411,155.76 = 2,289,402.24 : x
  2. Step 2: Convert to fraction form
    3,921,735.68/5,411,155.76 = 2,289,402.24/x
  3. Step 3: Cross multiply
    3,921,735.68x = 5,411,155.76 × 2,289,402.24
  4. Step 4: Simplify right side
    3,921,735.68x = 12,388,312,117,932.90
  5. Step 5: Solve for x
    x = 12,388,312,117,932.90/3,921,735.68
  6. Step 6: Final answer
    x = 3,158,885.03

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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.