Home / 1,055,973.57-1,581,335.90-966,383.07

Finding the Fourth Proportional to 1,055,973.57, 1,581,335.90 and 966,383.07

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Solution

The fourth proportional to 1,055,973.57, 1,581,335.90 and 966,383.07 is: 1,447,172.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,973.57 : 1,581,335.90 = 966,383.07 : x
  2. Step 2: Convert to fraction form
    1,055,973.57/1,581,335.90 = 966,383.07/x
  3. Step 3: Cross multiply
    1,055,973.57x = 1,581,335.90 × 966,383.07
  4. Step 4: Simplify right side
    1,055,973.57x = 1,528,176,241,743.21
  5. Step 5: Solve for x
    x = 1,528,176,241,743.21/1,055,973.57
  6. Step 6: Final answer
    x = 1,447,172.81

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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.