Home / 1,627,196.80-2,246,425.28-1,111,725.76

Finding the Fourth Proportional to 1,627,196.80, 2,246,425.28 and 1,111,725.76

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Solution

The fourth proportional to 1,627,196.80, 2,246,425.28 and 1,111,725.76 is: 1,534,792.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,196.80 : 2,246,425.28 = 1,111,725.76 : x
  2. Step 2: Convert to fraction form
    1,627,196.80/2,246,425.28 = 1,111,725.76/x
  3. Step 3: Cross multiply
    1,627,196.80x = 2,246,425.28 × 1,111,725.76
  4. Step 4: Simplify right side
    1,627,196.80x = 2,497,408,851,691.21
  5. Step 5: Solve for x
    x = 2,497,408,851,691.21/1,627,196.80
  6. Step 6: Final answer
    x = 1,534,792.14

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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.