Home / 5,082,180.17-7,013,420.64-2,790,488.48

Finding the Fourth Proportional to 5,082,180.17, 7,013,420.64 and 2,790,488.48

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Solution

The fourth proportional to 5,082,180.17, 7,013,420.64 and 2,790,488.48 is: 3,850,880.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082,180.17 : 7,013,420.64 = 2,790,488.48 : x
  2. Step 2: Convert to fraction form
    5,082,180.17/7,013,420.64 = 2,790,488.48/x
  3. Step 3: Cross multiply
    5,082,180.17x = 7,013,420.64 × 2,790,488.48
  4. Step 4: Simplify right side
    5,082,180.17x = 19,570,869,466,247.12
  5. Step 5: Solve for x
    x = 19,570,869,466,247.12/5,082,180.17
  6. Step 6: Final answer
    x = 3,850,880.69

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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.