Home / 2,146,258.40-3,218,221.20-725,583.20

Finding the Fourth Proportional to 2,146,258.40, 3,218,221.20 and 725,583.20

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Solution

The fourth proportional to 2,146,258.40, 3,218,221.20 and 725,583.20 is: 1,087,980.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,258.40 : 3,218,221.20 = 725,583.20 : x
  2. Step 2: Convert to fraction form
    2,146,258.40/3,218,221.20 = 725,583.20/x
  3. Step 3: Cross multiply
    2,146,258.40x = 3,218,221.20 × 725,583.20
  4. Step 4: Simplify right side
    2,146,258.40x = 2,335,087,236,603.84
  5. Step 5: Solve for x
    x = 2,335,087,236,603.84/2,146,258.40
  6. Step 6: Final answer
    x = 1,087,980.48

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1.5x scale

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.