Home / 1,302,866.60-1,954,235.10-671,844.20

Finding the Fourth Proportional to 1,302,866.60, 1,954,235.10 and 671,844.20

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Solution

The fourth proportional to 1,302,866.60, 1,954,235.10 and 671,844.20 is: 1,007,732.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,866.60 : 1,954,235.10 = 671,844.20 : x
  2. Step 2: Convert to fraction form
    1,302,866.60/1,954,235.10 = 671,844.20/x
  3. Step 3: Cross multiply
    1,302,866.60x = 1,954,235.10 × 671,844.20
  4. Step 4: Simplify right side
    1,302,866.60x = 1,312,941,517,371.42
  5. Step 5: Solve for x
    x = 1,312,941,517,371.42/1,302,866.60
  6. Step 6: Final answer
    x = 1,007,732.88

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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.