Home / 2,250,048.12-3,105,074.64-1,217,555.93

Finding the Fourth Proportional to 2,250,048.12, 3,105,074.64 and 1,217,555.93

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Solution

The fourth proportional to 2,250,048.12, 3,105,074.64 and 1,217,555.93 is: 1,680,231.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250,048.12 : 3,105,074.64 = 1,217,555.93 : x
  2. Step 2: Convert to fraction form
    2,250,048.12/3,105,074.64 = 1,217,555.93/x
  3. Step 3: Cross multiply
    2,250,048.12x = 3,105,074.64 × 1,217,555.93
  4. Step 4: Simplify right side
    2,250,048.12x = 3,780,602,025,499.24
  5. Step 5: Solve for x
    x = 3,780,602,025,499.24/2,250,048.12
  6. Step 6: Final answer
    x = 1,680,231.63

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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.