Home / 2,807,815.16-4,200,641.22-2,126,664.18

Finding the Fourth Proportional to 2,807,815.16, 4,200,641.22 and 2,126,664.18

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Solution

The fourth proportional to 2,807,815.16, 4,200,641.22 and 2,126,664.18 is: 3,181,603.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,815.16 : 4,200,641.22 = 2,126,664.18 : x
  2. Step 2: Convert to fraction form
    2,807,815.16/4,200,641.22 = 2,126,664.18/x
  3. Step 3: Cross multiply
    2,807,815.16x = 4,200,641.22 × 2,126,664.18
  4. Step 4: Simplify right side
    2,807,815.16x = 8,933,353,215,605.50
  5. Step 5: Solve for x
    x = 8,933,353,215,605.50/2,807,815.16
  6. Step 6: Final answer
    x = 3,181,603.03

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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.