Home / 1,084,812.40-1,625,614.80-785,922.40

Finding the Fourth Proportional to 1,084,812.40, 1,625,614.80 and 785,922.40

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Solution

The fourth proportional to 1,084,812.40, 1,625,614.80 and 785,922.40 is: 1,177,721.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,812.40 : 1,625,614.80 = 785,922.40 : x
  2. Step 2: Convert to fraction form
    1,084,812.40/1,625,614.80 = 785,922.40/x
  3. Step 3: Cross multiply
    1,084,812.40x = 1,625,614.80 × 785,922.40
  4. Step 4: Simplify right side
    1,084,812.40x = 1,277,607,085,091.52
  5. Step 5: Solve for x
    x = 1,277,607,085,091.52/1,084,812.40
  6. Step 6: Final answer
    x = 1,177,721.68

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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.