Home / 2,103,104.70-3,154,657.05-1,301,787.90

Finding the Fourth Proportional to 2,103,104.70, 3,154,657.05 and 1,301,787.90

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Solution

The fourth proportional to 2,103,104.70, 3,154,657.05 and 1,301,787.90 is: 1,952,681.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,104.70 : 3,154,657.05 = 1,301,787.90 : x
  2. Step 2: Convert to fraction form
    2,103,104.70/3,154,657.05 = 1,301,787.90/x
  3. Step 3: Cross multiply
    2,103,104.70x = 3,154,657.05 × 1,301,787.90
  4. Step 4: Simplify right side
    2,103,104.70x = 4,106,694,376,339.69
  5. Step 5: Solve for x
    x = 4,106,694,376,339.69/2,103,104.70
  6. Step 6: Final answer
    x = 1,952,681.85

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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.