Home / 1,143,576.66-1,713,199.83-763,350.90

Finding the Fourth Proportional to 1,143,576.66, 1,713,199.83 and 763,350.90

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Solution

The fourth proportional to 1,143,576.66, 1,713,199.83 and 763,350.90 is: 1,143,581.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,576.66 : 1,713,199.83 = 763,350.90 : x
  2. Step 2: Convert to fraction form
    1,143,576.66/1,713,199.83 = 763,350.90/x
  3. Step 3: Cross multiply
    1,143,576.66x = 1,713,199.83 × 763,350.90
  4. Step 4: Simplify right side
    1,143,576.66x = 1,307,772,632,110.35
  5. Step 5: Solve for x
    x = 1,307,772,632,110.35/1,143,576.66
  6. Step 6: Final answer
    x = 1,143,581.08

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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.