Home / 1,416,255.56-1,954,408.02-771,681.08

Finding the Fourth Proportional to 1,416,255.56, 1,954,408.02 and 771,681.08

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Solution

The fourth proportional to 1,416,255.56, 1,954,408.02 and 771,681.08 is: 1,064,906.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,255.56 : 1,954,408.02 = 771,681.08 : x
  2. Step 2: Convert to fraction form
    1,416,255.56/1,954,408.02 = 771,681.08/x
  3. Step 3: Cross multiply
    1,416,255.56x = 1,954,408.02 × 771,681.08
  4. Step 4: Simplify right side
    1,416,255.56x = 1,508,179,691,634.26
  5. Step 5: Solve for x
    x = 1,508,179,691,634.26/1,416,255.56
  6. Step 6: Final answer
    x = 1,064,906.46

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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.