Home / 2,217,818.60-3,326,727.90-1,993,432.40

Finding the Fourth Proportional to 2,217,818.60, 3,326,727.90 and 1,993,432.40

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Solution

The fourth proportional to 2,217,818.60, 3,326,727.90 and 1,993,432.40 is: 2,990,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,818.60 : 3,326,727.90 = 1,993,432.40 : x
  2. Step 2: Convert to fraction form
    2,217,818.60/3,326,727.90 = 1,993,432.40/x
  3. Step 3: Cross multiply
    2,217,818.60x = 3,326,727.90 × 1,993,432.40
  4. Step 4: Simplify right side
    2,217,818.60x = 6,631,607,181,843.96
  5. Step 5: Solve for x
    x = 6,631,607,181,843.96/2,217,818.60
  6. Step 6: Final answer
    x = 2,990,148.60

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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.