Home / 1,150,081.95-1,587,383.52-714,828

Finding the Fourth Proportional to 1,150,081.95, 1,587,383.52 and 714,828

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Solution

The fourth proportional to 1,150,081.95, 1,587,383.52 and 714,828 is: 986,630.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,081.95 : 1,587,383.52 = 714,828 : x
  2. Step 2: Convert to fraction form
    1,150,081.95/1,587,383.52 = 714,828/x
  3. Step 3: Cross multiply
    1,150,081.95x = 1,587,383.52 × 714,828
  4. Step 4: Simplify right side
    1,150,081.95x = 1,134,706,186,834.56
  5. Step 5: Solve for x
    x = 1,134,706,186,834.56/1,150,081.95
  6. Step 6: Final answer
    x = 986,630.72

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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.