Home / 1,294,640.51-1,786,701.18-750,771.57

Finding the Fourth Proportional to 1,294,640.51, 1,786,701.18 and 750,771.57

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Solution

The fourth proportional to 1,294,640.51, 1,786,701.18 and 750,771.57 is: 1,036,121.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,640.51 : 1,786,701.18 = 750,771.57 : x
  2. Step 2: Convert to fraction form
    1,294,640.51/1,786,701.18 = 750,771.57/x
  3. Step 3: Cross multiply
    1,294,640.51x = 1,786,701.18 × 750,771.57
  4. Step 4: Simplify right side
    1,294,640.51x = 1,341,404,450,029.45
  5. Step 5: Solve for x
    x = 1,341,404,450,029.45/1,294,640.51
  6. Step 6: Final answer
    x = 1,036,121.18

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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.