Home / 2,210,908.24-3,311,047.84-1,261,400.32

Finding the Fourth Proportional to 2,210,908.24, 3,311,047.84 and 1,261,400.32

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Solution

The fourth proportional to 2,210,908.24, 3,311,047.84 and 1,261,400.32 is: 1,889,068.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,908.24 : 3,311,047.84 = 1,261,400.32 : x
  2. Step 2: Convert to fraction form
    2,210,908.24/3,311,047.84 = 1,261,400.32/x
  3. Step 3: Cross multiply
    2,210,908.24x = 3,311,047.84 × 1,261,400.32
  4. Step 4: Simplify right side
    2,210,908.24x = 4,176,556,804,911.31
  5. Step 5: Solve for x
    x = 4,176,556,804,911.31/2,210,908.24
  6. Step 6: Final answer
    x = 1,889,068.36

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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.