Home / 2,591,840.19-3,576,741-1,445,920.53

Finding the Fourth Proportional to 2,591,840.19, 3,576,741 and 1,445,920.53

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Solution

The fourth proportional to 2,591,840.19, 3,576,741 and 1,445,920.53 is: 1,995,371.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,840.19 : 3,576,741 = 1,445,920.53 : x
  2. Step 2: Convert to fraction form
    2,591,840.19/3,576,741 = 1,445,920.53/x
  3. Step 3: Cross multiply
    2,591,840.19x = 3,576,741 × 1,445,920.53
  4. Step 4: Simplify right side
    2,591,840.19x = 5,171,683,242,392.73
  5. Step 5: Solve for x
    x = 5,171,683,242,392.73/2,591,840.19
  6. Step 6: Final answer
    x = 1,995,371.19

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Double scale
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1.5x scale

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.