Home / 1,143,452.53-1,578,251.25-776,550.48

Finding the Fourth Proportional to 1,143,452.53, 1,578,251.25 and 776,550.48

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Solution

The fourth proportional to 1,143,452.53, 1,578,251.25 and 776,550.48 is: 1,071,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,452.53 : 1,578,251.25 = 776,550.48 : x
  2. Step 2: Convert to fraction form
    1,143,452.53/1,578,251.25 = 776,550.48/x
  3. Step 3: Cross multiply
    1,143,452.53x = 1,578,251.25 × 776,550.48
  4. Step 4: Simplify right side
    1,143,452.53x = 1,225,591,759,829.66
  5. Step 5: Solve for x
    x = 1,225,591,759,829.66/1,143,452.53
  6. Step 6: Final answer
    x = 1,071,834.40

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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.