Home / 1,143,895.15-1,577,919.45-713,427.94

Finding the Fourth Proportional to 1,143,895.15, 1,577,919.45 and 713,427.94

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Solution

The fourth proportional to 1,143,895.15, 1,577,919.45 and 713,427.94 is: 984,121.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,895.15 : 1,577,919.45 = 713,427.94 : x
  2. Step 2: Convert to fraction form
    1,143,895.15/1,577,919.45 = 713,427.94/x
  3. Step 3: Cross multiply
    1,143,895.15x = 1,577,919.45 × 713,427.94
  4. Step 4: Simplify right side
    1,143,895.15x = 1,125,731,822,699.43
  5. Step 5: Solve for x
    x = 1,125,731,822,699.43/1,143,895.15
  6. Step 6: Final answer
    x = 984,121.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.