Home / 1,404,788.50-1,938,608.07-760,208.62

Finding the Fourth Proportional to 1,404,788.50, 1,938,608.07 and 760,208.62

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Solution

The fourth proportional to 1,404,788.50, 1,938,608.07 and 760,208.62 is: 1,049,087.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,788.50 : 1,938,608.07 = 760,208.62 : x
  2. Step 2: Convert to fraction form
    1,404,788.50/1,938,608.07 = 760,208.62/x
  3. Step 3: Cross multiply
    1,404,788.50x = 1,938,608.07 × 760,208.62
  4. Step 4: Simplify right side
    1,404,788.50x = 1,473,746,565,615.56
  5. Step 5: Solve for x
    x = 1,473,746,565,615.56/1,404,788.50
  6. Step 6: Final answer
    x = 1,049,087.86

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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.