Home / 1,095,963.40-1,643,945.10-718,049.80

Finding the Fourth Proportional to 1,095,963.40, 1,643,945.10 and 718,049.80

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Solution

The fourth proportional to 1,095,963.40, 1,643,945.10 and 718,049.80 is: 1,077,074.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,963.40 : 1,643,945.10 = 718,049.80 : x
  2. Step 2: Convert to fraction form
    1,095,963.40/1,643,945.10 = 718,049.80/x
  3. Step 3: Cross multiply
    1,095,963.40x = 1,643,945.10 × 718,049.80
  4. Step 4: Simplify right side
    1,095,963.40x = 1,180,434,450,265.98
  5. Step 5: Solve for x
    x = 1,180,434,450,265.98/1,095,963.40
  6. Step 6: Final answer
    x = 1,077,074.70

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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.