Home / 1,343,787.58-1,854,429.42-731,938.44

Finding the Fourth Proportional to 1,343,787.58, 1,854,429.42 and 731,938.44

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Solution

The fourth proportional to 1,343,787.58, 1,854,429.42 and 731,938.44 is: 1,010,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,787.58 : 1,854,429.42 = 731,938.44 : x
  2. Step 2: Convert to fraction form
    1,343,787.58/1,854,429.42 = 731,938.44/x
  3. Step 3: Cross multiply
    1,343,787.58x = 1,854,429.42 × 731,938.44
  4. Step 4: Simplify right side
    1,343,787.58x = 1,357,328,176,764.90
  5. Step 5: Solve for x
    x = 1,357,328,176,764.90/1,343,787.58
  6. Step 6: Final answer
    x = 1,010,076.44

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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.