Home / 1,404,781.84-1,938,598.92-760,202.02

Finding the Fourth Proportional to 1,404,781.84, 1,938,598.92 and 760,202.02

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Solution

The fourth proportional to 1,404,781.84, 1,938,598.92 and 760,202.02 is: 1,049,078.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,781.84 : 1,938,598.92 = 760,202.02 : x
  2. Step 2: Convert to fraction form
    1,404,781.84/1,938,598.92 = 760,202.02/x
  3. Step 3: Cross multiply
    1,404,781.84x = 1,938,598.92 × 760,202.02
  4. Step 4: Simplify right side
    1,404,781.84x = 1,473,726,814,953.82
  5. Step 5: Solve for x
    x = 1,473,726,814,953.82/1,404,781.84
  6. Step 6: Final answer
    x = 1,049,078.78

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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.