Home / 1,295,123.20-1,942,684.80-1,058,732.80

Finding the Fourth Proportional to 1,295,123.20, 1,942,684.80 and 1,058,732.80

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Solution

The fourth proportional to 1,295,123.20, 1,942,684.80 and 1,058,732.80 is: 1,588,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,123.20 : 1,942,684.80 = 1,058,732.80 : x
  2. Step 2: Convert to fraction form
    1,295,123.20/1,942,684.80 = 1,058,732.80/x
  3. Step 3: Cross multiply
    1,295,123.20x = 1,942,684.80 × 1,058,732.80
  4. Step 4: Simplify right side
    1,295,123.20x = 2,056,784,117,821.44
  5. Step 5: Solve for x
    x = 2,056,784,117,821.44/1,295,123.20
  6. Step 6: Final answer
    x = 1,588,099.20

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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.