Home / 3,887,999.40-5,831,999.10-2,943,215.40

Finding the Fourth Proportional to 3,887,999.40, 5,831,999.10 and 2,943,215.40

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Solution

The fourth proportional to 3,887,999.40, 5,831,999.10 and 2,943,215.40 is: 4,414,823.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,999.40 : 5,831,999.10 = 2,943,215.40 : x
  2. Step 2: Convert to fraction form
    3,887,999.40/5,831,999.10 = 2,943,215.40/x
  3. Step 3: Cross multiply
    3,887,999.40x = 5,831,999.10 × 2,943,215.40
  4. Step 4: Simplify right side
    3,887,999.40x = 17,164,829,563,906.14
  5. Step 5: Solve for x
    x = 17,164,829,563,906.14/3,887,999.40
  6. Step 6: Final answer
    x = 4,414,823.10

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.