Home / 1,615,177.47-2,228,945.10-936,507.63

Finding the Fourth Proportional to 1,615,177.47, 2,228,945.10 and 936,507.63

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Solution

The fourth proportional to 1,615,177.47, 2,228,945.10 and 936,507.63 is: 1,292,380.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,177.47 : 2,228,945.10 = 936,507.63 : x
  2. Step 2: Convert to fraction form
    1,615,177.47/2,228,945.10 = 936,507.63/x
  3. Step 3: Cross multiply
    1,615,177.47x = 2,228,945.10 × 936,507.63
  4. Step 4: Simplify right side
    1,615,177.47x = 2,087,424,093,001.11
  5. Step 5: Solve for x
    x = 2,087,424,093,001.11/1,615,177.47
  6. Step 6: Final answer
    x = 1,292,380.64

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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.