Home / 1,899,784.29-2,621,623.56-1,040,329.74

Finding the Fourth Proportional to 1,899,784.29, 2,621,623.56 and 1,040,329.74

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Solution

The fourth proportional to 1,899,784.29, 2,621,623.56 and 1,040,329.74 is: 1,435,611.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,784.29 : 2,621,623.56 = 1,040,329.74 : x
  2. Step 2: Convert to fraction form
    1,899,784.29/2,621,623.56 = 1,040,329.74/x
  3. Step 3: Cross multiply
    1,899,784.29x = 2,621,623.56 × 1,040,329.74
  4. Step 4: Simplify right side
    1,899,784.29x = 2,727,352,956,552.67
  5. Step 5: Solve for x
    x = 2,727,352,956,552.67/1,899,784.29
  6. Step 6: Final answer
    x = 1,435,611.91

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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.