Home / 3,170,979.04-4,374,705.36-1,812,123.04

Finding the Fourth Proportional to 3,170,979.04, 4,374,705.36 and 1,812,123.04

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Solution

The fourth proportional to 3,170,979.04, 4,374,705.36 and 1,812,123.04 is: 2,500,017.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170,979.04 : 4,374,705.36 = 1,812,123.04 : x
  2. Step 2: Convert to fraction form
    3,170,979.04/4,374,705.36 = 1,812,123.04/x
  3. Step 3: Cross multiply
    3,170,979.04x = 4,374,705.36 × 1,812,123.04
  4. Step 4: Simplify right side
    3,170,979.04x = 7,927,504,376,067.50
  5. Step 5: Solve for x
    x = 7,927,504,376,067.50/3,170,979.04
  6. Step 6: Final answer
    x = 2,500,017.90

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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.