Home / 1,179,881.39-1,627,311.31-807,565.01

Finding the Fourth Proportional to 1,179,881.39, 1,627,311.31 and 807,565.01

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Solution

The fourth proportional to 1,179,881.39, 1,627,311.31 and 807,565.01 is: 1,113,806.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,881.39 : 1,627,311.31 = 807,565.01 : x
  2. Step 2: Convert to fraction form
    1,179,881.39/1,627,311.31 = 807,565.01/x
  3. Step 3: Cross multiply
    1,179,881.39x = 1,627,311.31 × 807,565.01
  4. Step 4: Simplify right side
    1,179,881.39x = 1,314,159,664,177.79
  5. Step 5: Solve for x
    x = 1,314,159,664,177.79/1,179,881.39
  6. Step 6: Final answer
    x = 1,113,806.58

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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.