Home / 1,258,015.86-1,736,044.61-714,146.90

Finding the Fourth Proportional to 1,258,015.86, 1,736,044.61 and 714,146.90

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Solution

The fourth proportional to 1,258,015.86, 1,736,044.61 and 714,146.90 is: 985,512.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,015.86 : 1,736,044.61 = 714,146.90 : x
  2. Step 2: Convert to fraction form
    1,258,015.86/1,736,044.61 = 714,146.90/x
  3. Step 3: Cross multiply
    1,258,015.86x = 1,736,044.61 × 714,146.90
  4. Step 4: Simplify right side
    1,258,015.86x = 1,239,790,876,493.21
  5. Step 5: Solve for x
    x = 1,239,790,876,493.21/1,258,015.86
  6. Step 6: Final answer
    x = 985,512.91

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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.