Home / 1,397,971.86-2,093,594.52-797,111.40

Finding the Fourth Proportional to 1,397,971.86, 2,093,594.52 and 797,111.40

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Solution

The fourth proportional to 1,397,971.86, 2,093,594.52 and 797,111.40 is: 1,193,749.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,971.86 : 2,093,594.52 = 797,111.40 : x
  2. Step 2: Convert to fraction form
    1,397,971.86/2,093,594.52 = 797,111.40/x
  3. Step 3: Cross multiply
    1,397,971.86x = 2,093,594.52 × 797,111.40
  4. Step 4: Simplify right side
    1,397,971.86x = 1,668,828,058,869.53
  5. Step 5: Solve for x
    x = 1,668,828,058,869.53/1,397,971.86
  6. Step 6: Final answer
    x = 1,193,749.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.