Home / 1,776,002.70-2,662,691.85-978,185.10

Finding the Fourth Proportional to 1,776,002.70, 2,662,691.85 and 978,185.10

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Solution

The fourth proportional to 1,776,002.70, 2,662,691.85 and 978,185.10 is: 1,466,554.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,002.70 : 2,662,691.85 = 978,185.10 : x
  2. Step 2: Convert to fraction form
    1,776,002.70/2,662,691.85 = 978,185.10/x
  3. Step 3: Cross multiply
    1,776,002.70x = 2,662,691.85 × 978,185.10
  4. Step 4: Simplify right side
    1,776,002.70x = 2,604,605,493,561.44
  5. Step 5: Solve for x
    x = 2,604,605,493,561.44/1,776,002.70
  6. Step 6: Final answer
    x = 1,466,554.92

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.