Home / 2,076,236.28-3,112,451.72-727,663.76

Finding the Fourth Proportional to 2,076,236.28, 3,112,451.72 and 727,663.76

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Solution

The fourth proportional to 2,076,236.28, 3,112,451.72 and 727,663.76 is: 1,090,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,236.28 : 3,112,451.72 = 727,663.76 : x
  2. Step 2: Convert to fraction form
    2,076,236.28/3,112,451.72 = 727,663.76/x
  3. Step 3: Cross multiply
    2,076,236.28x = 3,112,451.72 × 727,663.76
  4. Step 4: Simplify right side
    2,076,236.28x = 2,264,818,321,393.67
  5. Step 5: Solve for x
    x = 2,264,818,321,393.67/2,076,236.28
  6. Step 6: Final answer
    x = 1,090,828.80

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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.