Home / 1,412,691.84-1,949,461.02-768,112.56

Finding the Fourth Proportional to 1,412,691.84, 1,949,461.02 and 768,112.56

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Solution

The fourth proportional to 1,412,691.84, 1,949,461.02 and 768,112.56 is: 1,059,966.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,691.84 : 1,949,461.02 = 768,112.56 : x
  2. Step 2: Convert to fraction form
    1,412,691.84/1,949,461.02 = 768,112.56/x
  3. Step 3: Cross multiply
    1,412,691.84x = 1,949,461.02 × 768,112.56
  4. Step 4: Simplify right side
    1,412,691.84x = 1,497,405,494,692.41
  5. Step 5: Solve for x
    x = 1,497,405,494,692.41/1,412,691.84
  6. Step 6: Final answer
    x = 1,059,966.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.