Home / 3,911,586-5,398,008.12-2,281,124.04

Finding the Fourth Proportional to 3,911,586, 5,398,008.12 and 2,281,124.04

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Solution

The fourth proportional to 3,911,586, 5,398,008.12 and 2,281,124.04 is: 3,147,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911,586 : 5,398,008.12 = 2,281,124.04 : x
  2. Step 2: Convert to fraction form
    3,911,586/5,398,008.12 = 2,281,124.04/x
  3. Step 3: Cross multiply
    3,911,586x = 5,398,008.12 × 2,281,124.04
  4. Step 4: Simplify right side
    3,911,586x = 12,313,526,090,647.21
  5. Step 5: Solve for x
    x = 12,313,526,090,647.21/3,911,586
  6. Step 6: Final answer
    x = 3,147,962.51

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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.