Home / 1,273,649.97-1,757,648.36-692,885.78

Finding the Fourth Proportional to 1,273,649.97, 1,757,648.36 and 692,885.78

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Solution

The fourth proportional to 1,273,649.97, 1,757,648.36 and 692,885.78 is: 956,188.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,649.97 : 1,757,648.36 = 692,885.78 : x
  2. Step 2: Convert to fraction form
    1,273,649.97/1,757,648.36 = 692,885.78/x
  3. Step 3: Cross multiply
    1,273,649.97x = 1,757,648.36 × 692,885.78
  4. Step 4: Simplify right side
    1,273,649.97x = 1,217,849,554,419.47
  5. Step 5: Solve for x
    x = 1,217,849,554,419.47/1,273,649.97
  6. Step 6: Final answer
    x = 956,188.58

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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.