Home / 3,461,987-4,777,291.76-1,913,230.14

Finding the Fourth Proportional to 3,461,987, 4,777,291.76 and 1,913,230.14

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Solution

The fourth proportional to 3,461,987, 4,777,291.76 and 1,913,230.14 is: 2,640,119.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461,987 : 4,777,291.76 = 1,913,230.14 : x
  2. Step 2: Convert to fraction form
    3,461,987/4,777,291.76 = 1,913,230.14/x
  3. Step 3: Cross multiply
    3,461,987x = 4,777,291.76 × 1,913,230.14
  4. Step 4: Simplify right side
    3,461,987x = 9,140,058,582,805.65
  5. Step 5: Solve for x
    x = 9,140,058,582,805.65/3,461,987
  6. Step 6: Final answer
    x = 2,640,119.27

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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.