Home / 1,143,365.44-1,577,833.52-627,108.81

Finding the Fourth Proportional to 1,143,365.44, 1,577,833.52 and 627,108.81

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Solution

The fourth proportional to 1,143,365.44, 1,577,833.52 and 627,108.81 is: 865,404.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,365.44 : 1,577,833.52 = 627,108.81 : x
  2. Step 2: Convert to fraction form
    1,143,365.44/1,577,833.52 = 627,108.81/x
  3. Step 3: Cross multiply
    1,143,365.44x = 1,577,833.52 × 627,108.81
  4. Step 4: Simplify right side
    1,143,365.44x = 989,473,301,105.31
  5. Step 5: Solve for x
    x = 989,473,301,105.31/1,143,365.44
  6. Step 6: Final answer
    x = 865,404.24

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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.