Home / 3,831,243.57-5,287,151.88-2,112,425.19

Finding the Fourth Proportional to 3,831,243.57, 5,287,151.88 and 2,112,425.19

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Solution

The fourth proportional to 3,831,243.57, 5,287,151.88 and 2,112,425.19 is: 2,915,166.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831,243.57 : 5,287,151.88 = 2,112,425.19 : x
  2. Step 2: Convert to fraction form
    3,831,243.57/5,287,151.88 = 2,112,425.19/x
  3. Step 3: Cross multiply
    3,831,243.57x = 5,287,151.88 × 2,112,425.19
  4. Step 4: Simplify right side
    3,831,243.57x = 11,168,712,814,667.86
  5. Step 5: Solve for x
    x = 11,168,712,814,667.86/3,831,243.57
  6. Step 6: Final answer
    x = 2,915,166.48

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Double scale
Find fourth proportional to 3,831,244.57, 5,287,153.26 and 2,112,426.19
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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.