Home / 1,711,154.40-2,361,448.80-985,945.92

Finding the Fourth Proportional to 1,711,154.40, 2,361,448.80 and 985,945.92

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Solution

The fourth proportional to 1,711,154.40, 2,361,448.80 and 985,945.92 is: 1,360,637.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,154.40 : 2,361,448.80 = 985,945.92 : x
  2. Step 2: Convert to fraction form
    1,711,154.40/2,361,448.80 = 985,945.92/x
  3. Step 3: Cross multiply
    1,711,154.40x = 2,361,448.80 × 985,945.92
  4. Step 4: Simplify right side
    1,711,154.40x = 2,328,260,809,648.90
  5. Step 5: Solve for x
    x = 2,328,260,809,648.90/1,711,154.40
  6. Step 6: Final answer
    x = 1,360,637.48

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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.