Home / 1,179,145.20-1,627,204.80-655,852.28

Finding the Fourth Proportional to 1,179,145.20, 1,627,204.80 and 655,852.28

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Solution

The fourth proportional to 1,179,145.20, 1,627,204.80 and 655,852.28 is: 905,067.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,145.20 : 1,627,204.80 = 655,852.28 : x
  2. Step 2: Convert to fraction form
    1,179,145.20/1,627,204.80 = 655,852.28/x
  3. Step 3: Cross multiply
    1,179,145.20x = 1,627,204.80 × 655,852.28
  4. Step 4: Simplify right side
    1,179,145.20x = 1,067,205,969,970.92
  5. Step 5: Solve for x
    x = 1,067,205,969,970.92/1,179,145.20
  6. Step 6: Final answer
    x = 905,067.48

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1.5x scale

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.