Home / 1,679,271.32-2,517,415.61-654,364.30

Finding the Fourth Proportional to 1,679,271.32, 2,517,415.61 and 654,364.30

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Solution

The fourth proportional to 1,679,271.32, 2,517,415.61 and 654,364.30 is: 980,965.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,271.32 : 2,517,415.61 = 654,364.30 : x
  2. Step 2: Convert to fraction form
    1,679,271.32/2,517,415.61 = 654,364.30/x
  3. Step 3: Cross multiply
    1,679,271.32x = 2,517,415.61 × 654,364.30
  4. Step 4: Simplify right side
    1,679,271.32x = 1,647,306,891,521.29
  5. Step 5: Solve for x
    x = 1,647,306,891,521.29/1,679,271.32
  6. Step 6: Final answer
    x = 980,965.30

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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.