Home / 1,374,787.69-2,061,514.80-806,354.39

Finding the Fourth Proportional to 1,374,787.69, 2,061,514.80 and 806,354.39

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Solution

The fourth proportional to 1,374,787.69, 2,061,514.80 and 806,354.39 is: 1,209,140.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,787.69 : 2,061,514.80 = 806,354.39 : x
  2. Step 2: Convert to fraction form
    1,374,787.69/2,061,514.80 = 806,354.39/x
  3. Step 3: Cross multiply
    1,374,787.69x = 2,061,514.80 × 806,354.39
  4. Step 4: Simplify right side
    1,374,787.69x = 1,662,311,514,183.76
  5. Step 5: Solve for x
    x = 1,662,311,514,183.76/1,374,787.69
  6. Step 6: Final answer
    x = 1,209,140.53

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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.