Home / 1,899,476.24-2,621,267.64-1,040,020.88

Finding the Fourth Proportional to 1,899,476.24, 2,621,267.64 and 1,040,020.88

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Solution

The fourth proportional to 1,899,476.24, 2,621,267.64 and 1,040,020.88 is: 1,435,223.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,476.24 : 2,621,267.64 = 1,040,020.88 : x
  2. Step 2: Convert to fraction form
    1,899,476.24/2,621,267.64 = 1,040,020.88/x
  3. Step 3: Cross multiply
    1,899,476.24x = 2,621,267.64 × 1,040,020.88
  4. Step 4: Simplify right side
    1,899,476.24x = 2,726,173,077,668.32
  5. Step 5: Solve for x
    x = 2,726,173,077,668.32/1,899,476.24
  6. Step 6: Final answer
    x = 1,435,223.57

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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.