Home / 4,309,958.25-6,464,969.78-1,913,158.53

Finding the Fourth Proportional to 4,309,958.25, 6,464,969.78 and 1,913,158.53

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Solution

The fourth proportional to 4,309,958.25, 6,464,969.78 and 1,913,158.53 is: 2,869,752.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309,958.25 : 6,464,969.78 = 1,913,158.53 : x
  2. Step 2: Convert to fraction form
    4,309,958.25/6,464,969.78 = 1,913,158.53/x
  3. Step 3: Cross multiply
    4,309,958.25x = 6,464,969.78 × 1,913,158.53
  4. Step 4: Simplify right side
    4,309,958.25x = 12,368,512,071,233.43
  5. Step 5: Solve for x
    x = 12,368,512,071,233.43/4,309,958.25
  6. Step 6: Final answer
    x = 2,869,752.18

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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.