Home / 1,385,269.20-2,076,348.60-586,414.80

Finding the Fourth Proportional to 1,385,269.20, 2,076,348.60 and 586,414.80

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Solution

The fourth proportional to 1,385,269.20, 2,076,348.60 and 586,414.80 is: 878,963.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,269.20 : 2,076,348.60 = 586,414.80 : x
  2. Step 2: Convert to fraction form
    1,385,269.20/2,076,348.60 = 586,414.80/x
  3. Step 3: Cross multiply
    1,385,269.20x = 2,076,348.60 × 586,414.80
  4. Step 4: Simplify right side
    1,385,269.20x = 1,217,601,548,999.28
  5. Step 5: Solve for x
    x = 1,217,601,548,999.28/1,385,269.20
  6. Step 6: Final answer
    x = 878,963.85

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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.