Home / 986,982.12-1,480,923.90-537,028.20

Finding the Fourth Proportional to 986,982.12, 1,480,923.90 and 537,028.20

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Solution

The fourth proportional to 986,982.12, 1,480,923.90 and 537,028.20 is: 805,787.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,982.12 : 1,480,923.90 = 537,028.20 : x
  2. Step 2: Convert to fraction form
    986,982.12/1,480,923.90 = 537,028.20/x
  3. Step 3: Cross multiply
    986,982.12x = 1,480,923.90 × 537,028.20
  4. Step 4: Simplify right side
    986,982.12x = 795,297,896,353.98
  5. Step 5: Solve for x
    x = 795,297,896,353.98/986,982.12
  6. Step 6: Final answer
    x = 805,787.54

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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.