Home / 1,619,034.75-2,232,191.12-1,327,572.45

Finding the Fourth Proportional to 1,619,034.75, 2,232,191.12 and 1,327,572.45

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Solution

The fourth proportional to 1,619,034.75, 2,232,191.12 and 1,327,572.45 is: 1,830,347.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,034.75 : 2,232,191.12 = 1,327,572.45 : x
  2. Step 2: Convert to fraction form
    1,619,034.75/2,232,191.12 = 1,327,572.45/x
  3. Step 3: Cross multiply
    1,619,034.75x = 2,232,191.12 × 1,327,572.45
  4. Step 4: Simplify right side
    1,619,034.75x = 2,963,395,427,408.78
  5. Step 5: Solve for x
    x = 2,963,395,427,408.78/1,619,034.75
  6. Step 6: Final answer
    x = 1,830,347.02

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Double scale
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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.