Home / 2,180,290.52-3,008,800.94-1,213,649.18

Finding the Fourth Proportional to 2,180,290.52, 3,008,800.94 and 1,213,649.18

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Solution

The fourth proportional to 2,180,290.52, 3,008,800.94 and 1,213,649.18 is: 1,674,835.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,290.52 : 3,008,800.94 = 1,213,649.18 : x
  2. Step 2: Convert to fraction form
    2,180,290.52/3,008,800.94 = 1,213,649.18/x
  3. Step 3: Cross multiply
    2,180,290.52x = 3,008,800.94 × 1,213,649.18
  4. Step 4: Simplify right side
    2,180,290.52x = 3,651,628,772,501.98
  5. Step 5: Solve for x
    x = 3,651,628,772,501.98/2,180,290.52
  6. Step 6: Final answer
    x = 1,674,835.88

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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.