Home / 1,053,921.40-1,577,195.70-965,447.80

Finding the Fourth Proportional to 1,053,921.40, 1,577,195.70 and 965,447.80

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Solution

The fourth proportional to 1,053,921.40, 1,577,195.70 and 965,447.80 is: 1,444,794.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,921.40 : 1,577,195.70 = 965,447.80 : x
  2. Step 2: Convert to fraction form
    1,053,921.40/1,577,195.70 = 965,447.80/x
  3. Step 3: Cross multiply
    1,053,921.40x = 1,577,195.70 × 965,447.80
  4. Step 4: Simplify right side
    1,053,921.40x = 1,522,700,118,734.46
  5. Step 5: Solve for x
    x = 1,522,700,118,734.46/1,053,921.40
  6. Step 6: Final answer
    x = 1,444,794.76

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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.