Home / 4,825,812.70-7,241,343.45-1,986,211.90

Finding the Fourth Proportional to 4,825,812.70, 7,241,343.45 and 1,986,211.90

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Solution

The fourth proportional to 4,825,812.70, 7,241,343.45 and 1,986,211.90 is: 2,980,398.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825,812.70 : 7,241,343.45 = 1,986,211.90 : x
  2. Step 2: Convert to fraction form
    4,825,812.70/7,241,343.45 = 1,986,211.90/x
  3. Step 3: Cross multiply
    4,825,812.70x = 7,241,343.45 × 1,986,211.90
  4. Step 4: Simplify right side
    4,825,812.70x = 14,382,842,532,377.05
  5. Step 5: Solve for x
    x = 14,382,842,532,377.05/4,825,812.70
  6. Step 6: Final answer
    x = 2,980,398.00

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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.