Home / 2,622,140.20-3,933,048.30-1,105,172.20

Finding the Fourth Proportional to 2,622,140.20, 3,933,048.30 and 1,105,172.20

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Solution

The fourth proportional to 2,622,140.20, 3,933,048.30 and 1,105,172.20 is: 1,657,690.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622,140.20 : 3,933,048.30 = 1,105,172.20 : x
  2. Step 2: Convert to fraction form
    2,622,140.20/3,933,048.30 = 1,105,172.20/x
  3. Step 3: Cross multiply
    2,622,140.20x = 3,933,048.30 × 1,105,172.20
  4. Step 4: Simplify right side
    2,622,140.20x = 4,346,695,642,417.26
  5. Step 5: Solve for x
    x = 4,346,695,642,417.26/2,622,140.20
  6. Step 6: Final answer
    x = 1,657,690.02

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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.