Home / 3,382,623.06-5,074,680.90-986,655.21

Finding the Fourth Proportional to 3,382,623.06, 5,074,680.90 and 986,655.21

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Solution

The fourth proportional to 3,382,623.06, 5,074,680.90 and 986,655.21 is: 1,480,200.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382,623.06 : 5,074,680.90 = 986,655.21 : x
  2. Step 2: Convert to fraction form
    3,382,623.06/5,074,680.90 = 986,655.21/x
  3. Step 3: Cross multiply
    3,382,623.06x = 5,074,680.90 × 986,655.21
  4. Step 4: Simplify right side
    3,382,623.06x = 5,006,960,349,072.49
  5. Step 5: Solve for x
    x = 5,006,960,349,072.49/3,382,623.06
  6. Step 6: Final answer
    x = 1,480,200.50

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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.