Home / 3,855,201.40-5,782,802.10-2,959,406.20

Finding the Fourth Proportional to 3,855,201.40, 5,782,802.10 and 2,959,406.20

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Solution

The fourth proportional to 3,855,201.40, 5,782,802.10 and 2,959,406.20 is: 4,439,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,201.40 : 5,782,802.10 = 2,959,406.20 : x
  2. Step 2: Convert to fraction form
    3,855,201.40/5,782,802.10 = 2,959,406.20/x
  3. Step 3: Cross multiply
    3,855,201.40x = 5,782,802.10 × 2,959,406.20
  4. Step 4: Simplify right side
    3,855,201.40x = 17,113,660,388,113.02
  5. Step 5: Solve for x
    x = 17,113,660,388,113.02/3,855,201.40
  6. Step 6: Final answer
    x = 4,439,109.30

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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.