Home / 1,416,268.75-1,954,451.10-771,689.02

Finding the Fourth Proportional to 1,416,268.75, 1,954,451.10 and 771,689.02

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Solution

The fourth proportional to 1,416,268.75, 1,954,451.10 and 771,689.02 is: 1,064,930.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,268.75 : 1,954,451.10 = 771,689.02 : x
  2. Step 2: Convert to fraction form
    1,416,268.75/1,954,451.10 = 771,689.02/x
  3. Step 3: Cross multiply
    1,416,268.75x = 1,954,451.10 × 771,689.02
  4. Step 4: Simplify right side
    1,416,268.75x = 1,508,228,453,996.92
  5. Step 5: Solve for x
    x = 1,508,228,453,996.92/1,416,268.75
  6. Step 6: Final answer
    x = 1,064,930.97

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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.