Home / 2,681,631.60-4,022,641.80-1,614,375.60

Finding the Fourth Proportional to 2,681,631.60, 4,022,641.80 and 1,614,375.60

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Solution

The fourth proportional to 2,681,631.60, 4,022,641.80 and 1,614,375.60 is: 2,421,680.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,631.60 : 4,022,641.80 = 1,614,375.60 : x
  2. Step 2: Convert to fraction form
    2,681,631.60/4,022,641.80 = 1,614,375.60/x
  3. Step 3: Cross multiply
    2,681,631.60x = 4,022,641.80 × 1,614,375.60
  4. Step 4: Simplify right side
    2,681,631.60x = 6,494,054,769,460.08
  5. Step 5: Solve for x
    x = 6,494,054,769,460.08/2,681,631.60
  6. Step 6: Final answer
    x = 2,421,680.43

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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.