Home / 1,498,138.80-2,247,208.20-655,796.40

Finding the Fourth Proportional to 1,498,138.80, 2,247,208.20 and 655,796.40

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Solution

The fourth proportional to 1,498,138.80, 2,247,208.20 and 655,796.40 is: 983,694.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,138.80 : 2,247,208.20 = 655,796.40 : x
  2. Step 2: Convert to fraction form
    1,498,138.80/2,247,208.20 = 655,796.40/x
  3. Step 3: Cross multiply
    1,498,138.80x = 2,247,208.20 × 655,796.40
  4. Step 4: Simplify right side
    1,498,138.80x = 1,473,711,047,610.48
  5. Step 5: Solve for x
    x = 1,473,711,047,610.48/1,498,138.80
  6. Step 6: Final answer
    x = 983,694.60

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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.