Home / 1,258,016.86-1,736,045.99-714,147.90

Finding the Fourth Proportional to 1,258,016.86, 1,736,045.99 and 714,147.90

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Solution

The fourth proportional to 1,258,016.86, 1,736,045.99 and 714,147.90 is: 985,514.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,016.86 : 1,736,045.99 = 714,147.90 : x
  2. Step 2: Convert to fraction form
    1,258,016.86/1,736,045.99 = 714,147.90/x
  3. Step 3: Cross multiply
    1,258,016.86x = 1,736,045.99 × 714,147.90
  4. Step 4: Simplify right side
    1,258,016.86x = 1,239,793,598,061.92
  5. Step 5: Solve for x
    x = 1,239,793,598,061.92/1,258,016.86
  6. Step 6: Final answer
    x = 985,514.29

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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.