Home / 1,899,646.43-2,621,507.69-1,040,199.17

Finding the Fourth Proportional to 1,899,646.43, 2,621,507.69 and 1,040,199.17

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Solution

The fourth proportional to 1,899,646.43, 2,621,507.69 and 1,040,199.17 is: 1,435,472.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,646.43 : 2,621,507.69 = 1,040,199.17 : x
  2. Step 2: Convert to fraction form
    1,899,646.43/2,621,507.69 = 1,040,199.17/x
  3. Step 3: Cross multiply
    1,899,646.43x = 2,621,507.69 × 1,040,199.17
  4. Step 4: Simplify right side
    1,899,646.43x = 2,726,890,112,779.58
  5. Step 5: Solve for x
    x = 2,726,890,112,779.58/1,899,646.43
  6. Step 6: Final answer
    x = 1,435,472.45

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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.