Home / 1,360,063.58-1,876,772.04-787,139.24

Finding the Fourth Proportional to 1,360,063.58, 1,876,772.04 and 787,139.24

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Solution

The fourth proportional to 1,360,063.58, 1,876,772.04 and 787,139.24 is: 1,086,185.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,063.58 : 1,876,772.04 = 787,139.24 : x
  2. Step 2: Convert to fraction form
    1,360,063.58/1,876,772.04 = 787,139.24/x
  3. Step 3: Cross multiply
    1,360,063.58x = 1,876,772.04 × 787,139.24
  4. Step 4: Simplify right side
    1,360,063.58x = 1,477,280,917,218.85
  5. Step 5: Solve for x
    x = 1,477,280,917,218.85/1,360,063.58
  6. Step 6: Final answer
    x = 1,086,185.19

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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.