Home / 1,404,744.21-1,938,552.13-760,164.35

Finding the Fourth Proportional to 1,404,744.21, 1,938,552.13 and 760,164.35

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Solution

The fourth proportional to 1,404,744.21, 1,938,552.13 and 760,164.35 is: 1,049,029.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,744.21 : 1,938,552.13 = 760,164.35 : x
  2. Step 2: Convert to fraction form
    1,404,744.21/1,938,552.13 = 760,164.35/x
  3. Step 3: Cross multiply
    1,404,744.21x = 1,938,552.13 × 760,164.35
  4. Step 4: Simplify right side
    1,404,744.21x = 1,473,618,219,842.57
  5. Step 5: Solve for x
    x = 1,473,618,219,842.57/1,404,744.21
  6. Step 6: Final answer
    x = 1,049,029.57

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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.