Home / 2,210,908.37-3,311,048.00-1,261,400.45

Finding the Fourth Proportional to 2,210,908.37, 3,311,048.00 and 1,261,400.45

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Solution

The fourth proportional to 2,210,908.37, 3,311,048.00 and 1,261,400.45 is: 1,889,068.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,908.37 : 3,311,048.00 = 1,261,400.45 : x
  2. Step 2: Convert to fraction form
    2,210,908.37/3,311,048.00 = 1,261,400.45/x
  3. Step 3: Cross multiply
    2,210,908.37x = 3,311,048.00 × 1,261,400.45
  4. Step 4: Simplify right side
    2,210,908.37x = 4,176,557,423,769.86
  5. Step 5: Solve for x
    x = 4,176,557,423,769.86/2,210,908.37
  6. Step 6: Final answer
    x = 1,889,068.53

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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.