Home / 2,239,848.30-3,359,772.45-1,978,574.70

Finding the Fourth Proportional to 2,239,848.30, 3,359,772.45 and 1,978,574.70

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Solution

The fourth proportional to 2,239,848.30, 3,359,772.45 and 1,978,574.70 is: 2,967,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,848.30 : 3,359,772.45 = 1,978,574.70 : x
  2. Step 2: Convert to fraction form
    2,239,848.30/3,359,772.45 = 1,978,574.70/x
  3. Step 3: Cross multiply
    2,239,848.30x = 3,359,772.45 × 1,978,574.70
  4. Step 4: Simplify right side
    2,239,848.30x = 6,647,560,767,327.02
  5. Step 5: Solve for x
    x = 6,647,560,767,327.02/2,239,848.30
  6. Step 6: Final answer
    x = 2,967,862.05

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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.