Home / 2,119,374.40-3,179,061.60-2,036,705.80

Finding the Fourth Proportional to 2,119,374.40, 3,179,061.60 and 2,036,705.80

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Solution

The fourth proportional to 2,119,374.40, 3,179,061.60 and 2,036,705.80 is: 3,055,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,374.40 : 3,179,061.60 = 2,036,705.80 : x
  2. Step 2: Convert to fraction form
    2,119,374.40/3,179,061.60 = 2,036,705.80/x
  3. Step 3: Cross multiply
    2,119,374.40x = 3,179,061.60 × 2,036,705.80
  4. Step 4: Simplify right side
    2,119,374.40x = 6,474,813,199,277.28
  5. Step 5: Solve for x
    x = 6,474,813,199,277.28/2,119,374.40
  6. Step 6: Final answer
    x = 3,055,058.70

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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.