Home / 1,248,704.20-1,867,526.70-1,049,638.60

Finding the Fourth Proportional to 1,248,704.20, 1,867,526.70 and 1,049,638.60

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Solution

The fourth proportional to 1,248,704.20, 1,867,526.70 and 1,049,638.60 is: 1,569,809.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,704.20 : 1,867,526.70 = 1,049,638.60 : x
  2. Step 2: Convert to fraction form
    1,248,704.20/1,867,526.70 = 1,049,638.60/x
  3. Step 3: Cross multiply
    1,248,704.20x = 1,867,526.70 × 1,049,638.60
  4. Step 4: Simplify right side
    1,248,704.20x = 1,960,228,110,850.62
  5. Step 5: Solve for x
    x = 1,960,228,110,850.62/1,248,704.20
  6. Step 6: Final answer
    x = 1,569,809.82

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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.