Home / 3,921,735.24-5,411,155.08-2,289,401.76

Finding the Fourth Proportional to 3,921,735.24, 5,411,155.08 and 2,289,401.76

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Solution

The fourth proportional to 3,921,735.24, 5,411,155.08 and 2,289,401.76 is: 3,158,884.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,735.24 : 5,411,155.08 = 2,289,401.76 : x
  2. Step 2: Convert to fraction form
    3,921,735.24/5,411,155.08 = 2,289,401.76/x
  3. Step 3: Cross multiply
    3,921,735.24x = 5,411,155.08 × 2,289,401.76
  4. Step 4: Simplify right side
    3,921,735.24x = 12,388,307,963,784.94
  5. Step 5: Solve for x
    x = 12,388,307,963,784.94/3,921,735.24
  6. Step 6: Final answer
    x = 3,158,884.32

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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.