Home / 2,076,508.80-3,108,542.40-1,234,627.20

Finding the Fourth Proportional to 2,076,508.80, 3,108,542.40 and 1,234,627.20

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Solution

The fourth proportional to 2,076,508.80, 3,108,542.40 and 1,234,627.20 is: 1,848,242.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,508.80 : 3,108,542.40 = 1,234,627.20 : x
  2. Step 2: Convert to fraction form
    2,076,508.80/3,108,542.40 = 1,234,627.20/x
  3. Step 3: Cross multiply
    2,076,508.80x = 3,108,542.40 × 1,234,627.20
  4. Step 4: Simplify right side
    2,076,508.80x = 3,837,890,999,393.28
  5. Step 5: Solve for x
    x = 3,837,890,999,393.28/2,076,508.80
  6. Step 6: Final answer
    x = 1,848,242.11

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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.