Home / 1,404,812.88-1,938,641.67-760,233.06

Finding the Fourth Proportional to 1,404,812.88, 1,938,641.67 and 760,233.06

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Solution

The fourth proportional to 1,404,812.88, 1,938,641.67 and 760,233.06 is: 1,049,121.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,812.88 : 1,938,641.67 = 760,233.06 : x
  2. Step 2: Convert to fraction form
    1,404,812.88/1,938,641.67 = 760,233.06/x
  3. Step 3: Cross multiply
    1,404,812.88x = 1,938,641.67 × 760,233.06
  4. Step 4: Simplify right side
    1,404,812.88x = 1,473,819,489,027.61
  5. Step 5: Solve for x
    x = 1,473,819,489,027.61/1,404,812.88
  6. Step 6: Final answer
    x = 1,049,121.57

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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.