Home / 2,182,201.29-3,011,319.18-1,201,949.55

Finding the Fourth Proportional to 2,182,201.29, 3,011,319.18 and 1,201,949.55

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Solution

The fourth proportional to 2,182,201.29, 3,011,319.18 and 1,201,949.55 is: 1,658,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,201.29 : 3,011,319.18 = 1,201,949.55 : x
  2. Step 2: Convert to fraction form
    2,182,201.29/3,011,319.18 = 1,201,949.55/x
  3. Step 3: Cross multiply
    2,182,201.29x = 3,011,319.18 × 1,201,949.55
  4. Step 4: Simplify right side
    2,182,201.29x = 3,619,453,733,307.37
  5. Step 5: Solve for x
    x = 3,619,453,733,307.37/2,182,201.29
  6. Step 6: Final answer
    x = 1,658,625.05

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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.