Home / 2,486,334.48-3,729,132.51-689,030.58

Finding the Fourth Proportional to 2,486,334.48, 3,729,132.51 and 689,030.58

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Solution

The fourth proportional to 2,486,334.48, 3,729,132.51 and 689,030.58 is: 1,033,443.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,334.48 : 3,729,132.51 = 689,030.58 : x
  2. Step 2: Convert to fraction form
    2,486,334.48/3,729,132.51 = 689,030.58/x
  3. Step 3: Cross multiply
    2,486,334.48x = 3,729,132.51 × 689,030.58
  4. Step 4: Simplify right side
    2,486,334.48x = 2,569,486,336,262.16
  5. Step 5: Solve for x
    x = 2,569,486,336,262.16/2,486,334.48
  6. Step 6: Final answer
    x = 1,033,443.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.