Home / 3,135,245.55-4,702,639.92-1,406,650.66

Finding the Fourth Proportional to 3,135,245.55, 4,702,639.92 and 1,406,650.66

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Solution

The fourth proportional to 3,135,245.55, 4,702,639.92 and 1,406,650.66 is: 2,109,873.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,245.55 : 4,702,639.92 = 1,406,650.66 : x
  2. Step 2: Convert to fraction form
    3,135,245.55/4,702,639.92 = 1,406,650.66/x
  3. Step 3: Cross multiply
    3,135,245.55x = 4,702,639.92 × 1,406,650.66
  4. Step 4: Simplify right side
    3,135,245.55x = 6,614,971,547,210.35
  5. Step 5: Solve for x
    x = 6,614,971,547,210.35/3,135,245.55
  6. Step 6: Final answer
    x = 2,109,873.51

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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.