Home / 1,411,087.87-1,947,584.69-838,017.33

Finding the Fourth Proportional to 1,411,087.87, 1,947,584.69 and 838,017.33

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Solution

The fourth proportional to 1,411,087.87, 1,947,584.69 and 838,017.33 is: 1,156,632.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,087.87 : 1,947,584.69 = 838,017.33 : x
  2. Step 2: Convert to fraction form
    1,411,087.87/1,947,584.69 = 838,017.33/x
  3. Step 3: Cross multiply
    1,411,087.87x = 1,947,584.69 × 838,017.33
  4. Step 4: Simplify right side
    1,411,087.87x = 1,632,109,721,862.68
  5. Step 5: Solve for x
    x = 1,632,109,721,862.68/1,411,087.87
  6. Step 6: Final answer
    x = 1,156,632.24

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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.