Home / 1,360,037.64-1,876,736.16-787,113.24

Finding the Fourth Proportional to 1,360,037.64, 1,876,736.16 and 787,113.24

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Solution

The fourth proportional to 1,360,037.64, 1,876,736.16 and 787,113.24 is: 1,086,149.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,037.64 : 1,876,736.16 = 787,113.24 : x
  2. Step 2: Convert to fraction form
    1,360,037.64/1,876,736.16 = 787,113.24/x
  3. Step 3: Cross multiply
    1,360,037.64x = 1,876,736.16 × 787,113.24
  4. Step 4: Simplify right side
    1,360,037.64x = 1,477,203,879,522.76
  5. Step 5: Solve for x
    x = 1,477,203,879,522.76/1,360,037.64
  6. Step 6: Final answer
    x = 1,086,149.26

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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.