Home / 1,382,997.28-2,073,312.67-530,680.57

Finding the Fourth Proportional to 1,382,997.28, 2,073,312.67 and 530,680.57

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Solution

The fourth proportional to 1,382,997.28, 2,073,312.67 and 530,680.57 is: 795,566.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,997.28 : 2,073,312.67 = 530,680.57 : x
  2. Step 2: Convert to fraction form
    1,382,997.28/2,073,312.67 = 530,680.57/x
  3. Step 3: Cross multiply
    1,382,997.28x = 2,073,312.67 × 530,680.57
  4. Step 4: Simplify right side
    1,382,997.28x = 1,100,266,749,503.82
  5. Step 5: Solve for x
    x = 1,100,266,749,503.82/1,382,997.28
  6. Step 6: Final answer
    x = 795,566.82

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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.