Home / 1,404,877.97-1,938,725.66-760,298.87

Finding the Fourth Proportional to 1,404,877.97, 1,938,725.66 and 760,298.87

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Solution

The fourth proportional to 1,404,877.97, 1,938,725.66 and 760,298.87 is: 1,049,209.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,877.97 : 1,938,725.66 = 760,298.87 : x
  2. Step 2: Convert to fraction form
    1,404,877.97/1,938,725.66 = 760,298.87/x
  3. Step 3: Cross multiply
    1,404,877.97x = 1,938,725.66 × 760,298.87
  4. Step 4: Simplify right side
    1,404,877.97x = 1,474,010,915,042.88
  5. Step 5: Solve for x
    x = 1,474,010,915,042.88/1,404,877.97
  6. Step 6: Final answer
    x = 1,049,209.22

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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.