Home / 897,513.80-1,236,049.56-877,918.28

Finding the Fourth Proportional to 897,513.80, 1,236,049.56 and 877,918.28

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Solution

The fourth proportional to 897,513.80, 1,236,049.56 and 877,918.28 is: 1,209,062.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,513.80 : 1,236,049.56 = 877,918.28 : x
  2. Step 2: Convert to fraction form
    897,513.80/1,236,049.56 = 877,918.28/x
  3. Step 3: Cross multiply
    897,513.80x = 1,236,049.56 × 877,918.28
  4. Step 4: Simplify right side
    897,513.80x = 1,085,150,503,709.96
  5. Step 5: Solve for x
    x = 1,085,150,503,709.96/897,513.80
  6. Step 6: Final answer
    x = 1,209,062.75

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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.