Home / 2,486,043.14-3,729,054.06-688,921.46

Finding the Fourth Proportional to 2,486,043.14, 3,729,054.06 and 688,921.46

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Solution

The fourth proportional to 2,486,043.14, 3,729,054.06 and 688,921.46 is: 1,033,379.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,043.14 : 3,729,054.06 = 688,921.46 : x
  2. Step 2: Convert to fraction form
    2,486,043.14/3,729,054.06 = 688,921.46/x
  3. Step 3: Cross multiply
    2,486,043.14x = 3,729,054.06 × 688,921.46
  4. Step 4: Simplify right side
    2,486,043.14x = 2,569,025,367,434.13
  5. Step 5: Solve for x
    x = 2,569,025,367,434.13/2,486,043.14
  6. Step 6: Final answer
    x = 1,033,379.24

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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.