Home / 1,404,748.47-1,938,558-760,168.59

Finding the Fourth Proportional to 1,404,748.47, 1,938,558 and 760,168.59

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Solution

The fourth proportional to 1,404,748.47, 1,938,558 and 760,168.59 is: 1,049,035.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,748.47 : 1,938,558 = 760,168.59 : x
  2. Step 2: Convert to fraction form
    1,404,748.47/1,938,558 = 760,168.59/x
  3. Step 3: Cross multiply
    1,404,748.47x = 1,938,558 × 760,168.59
  4. Step 4: Simplify right side
    1,404,748.47x = 1,473,630,901,493.22
  5. Step 5: Solve for x
    x = 1,473,630,901,493.22/1,404,748.47
  6. Step 6: Final answer
    x = 1,049,035.42

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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.