Home / 3,382,648.81-5,074,719.63-986,680.96

Finding the Fourth Proportional to 3,382,648.81, 5,074,719.63 and 986,680.96

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Solution

The fourth proportional to 3,382,648.81, 5,074,719.63 and 986,680.96 is: 1,480,239.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382,648.81 : 5,074,719.63 = 986,680.96 : x
  2. Step 2: Convert to fraction form
    3,382,648.81/5,074,719.63 = 986,680.96/x
  3. Step 3: Cross multiply
    3,382,648.81x = 5,074,719.63 × 986,680.96
  4. Step 4: Simplify right side
    3,382,648.81x = 5,007,129,236,259.24
  5. Step 5: Solve for x
    x = 5,007,129,236,259.24/3,382,648.81
  6. Step 6: Final answer
    x = 1,480,239.16

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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.