Home / 3,382,643.72-5,074,711.92-986,675.87

Finding the Fourth Proportional to 3,382,643.72, 5,074,711.92 and 986,675.87

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Solution

The fourth proportional to 3,382,643.72, 5,074,711.92 and 986,675.87 is: 1,480,231.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382,643.72 : 5,074,711.92 = 986,675.87 : x
  2. Step 2: Convert to fraction form
    3,382,643.72/5,074,711.92 = 986,675.87/x
  3. Step 3: Cross multiply
    3,382,643.72x = 5,074,711.92 × 986,675.87
  4. Step 4: Simplify right side
    3,382,643.72x = 5,007,095,773,291.81
  5. Step 5: Solve for x
    x = 5,007,095,773,291.81/3,382,643.72
  6. Step 6: Final answer
    x = 1,480,231.50

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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.