Home / 1,899,702.52-2,621,589.42-1,040,315.32

Finding the Fourth Proportional to 1,899,702.52, 2,621,589.42 and 1,040,315.32

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Solution

The fourth proportional to 1,899,702.52, 2,621,589.42 and 1,040,315.32 is: 1,435,635.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,702.52 : 2,621,589.42 = 1,040,315.32 : x
  2. Step 2: Convert to fraction form
    1,899,702.52/2,621,589.42 = 1,040,315.32/x
  3. Step 3: Cross multiply
    1,899,702.52x = 2,621,589.42 × 1,040,315.32
  4. Step 4: Simplify right side
    1,899,702.52x = 2,727,279,636,375.91
  5. Step 5: Solve for x
    x = 2,727,279,636,375.91/1,899,702.52
  6. Step 6: Final answer
    x = 1,435,635.11

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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.