Home / 1,011,736.80-1,517,570.10-253,584.90

Finding the Fourth Proportional to 1,011,736.80, 1,517,570.10 and 253,584.90

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Solution

The fourth proportional to 1,011,736.80, 1,517,570.10 and 253,584.90 is: 380,368.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,736.80 : 1,517,570.10 = 253,584.90 : x
  2. Step 2: Convert to fraction form
    1,011,736.80/1,517,570.10 = 253,584.90/x
  3. Step 3: Cross multiply
    1,011,736.80x = 1,517,570.10 × 253,584.90
  4. Step 4: Simplify right side
    1,011,736.80x = 384,832,862,051.49
  5. Step 5: Solve for x
    x = 384,832,862,051.49/1,011,736.80
  6. Step 6: Final answer
    x = 380,368.55

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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.