Home / 971,302.20-1,456,953.30-876,823.80

Finding the Fourth Proportional to 971,302.20, 1,456,953.30 and 876,823.80

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Solution

The fourth proportional to 971,302.20, 1,456,953.30 and 876,823.80 is: 1,315,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,302.20 : 1,456,953.30 = 876,823.80 : x
  2. Step 2: Convert to fraction form
    971,302.20/1,456,953.30 = 876,823.80/x
  3. Step 3: Cross multiply
    971,302.20x = 1,456,953.30 × 876,823.80
  4. Step 4: Simplify right side
    971,302.20x = 1,277,491,328,928.54
  5. Step 5: Solve for x
    x = 1,277,491,328,928.54/971,302.20
  6. Step 6: Final answer
    x = 1,315,235.70

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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.