Home / 1,366,037.62-1,885,297.22-777,480.16

Finding the Fourth Proportional to 1,366,037.62, 1,885,297.22 and 777,480.16

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Solution

The fourth proportional to 1,366,037.62, 1,885,297.22 and 777,480.16 is: 1,073,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,037.62 : 1,885,297.22 = 777,480.16 : x
  2. Step 2: Convert to fraction form
    1,366,037.62/1,885,297.22 = 777,480.16/x
  3. Step 3: Cross multiply
    1,366,037.62x = 1,885,297.22 × 777,480.16
  4. Step 4: Simplify right side
    1,366,037.62x = 1,465,781,184,253.16
  5. Step 5: Solve for x
    x = 1,465,781,184,253.16/1,366,037.62
  6. Step 6: Final answer
    x = 1,073,016.70

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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.