Home / 1,412,156.65-1,948,787.94-767,576.74

Finding the Fourth Proportional to 1,412,156.65, 1,948,787.94 and 767,576.74

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Solution

The fourth proportional to 1,412,156.65, 1,948,787.94 and 767,576.74 is: 1,059,262.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,156.65 : 1,948,787.94 = 767,576.74 : x
  2. Step 2: Convert to fraction form
    1,412,156.65/1,948,787.94 = 767,576.74/x
  3. Step 3: Cross multiply
    1,412,156.65x = 1,948,787.94 × 767,576.74
  4. Step 4: Simplify right side
    1,412,156.65x = 1,495,844,293,936.52
  5. Step 5: Solve for x
    x = 1,495,844,293,936.52/1,412,156.65
  6. Step 6: Final answer
    x = 1,059,262.29

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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.