Home / 2,076,914.70-3,115,663.65-656,822.70

Finding the Fourth Proportional to 2,076,914.70, 3,115,663.65 and 656,822.70

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Solution

The fourth proportional to 2,076,914.70, 3,115,663.65 and 656,822.70 is: 985,326.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,914.70 : 3,115,663.65 = 656,822.70 : x
  2. Step 2: Convert to fraction form
    2,076,914.70/3,115,663.65 = 656,822.70/x
  3. Step 3: Cross multiply
    2,076,914.70x = 3,115,663.65 × 656,822.70
  4. Step 4: Simplify right side
    2,076,914.70x = 2,046,438,610,884.85
  5. Step 5: Solve for x
    x = 2,046,438,610,884.85/2,076,914.70
  6. Step 6: Final answer
    x = 985,326.27

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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.