Home / 1,800,578.50-2,700,853.38-734,873.20

Finding the Fourth Proportional to 1,800,578.50, 2,700,853.38 and 734,873.20

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Solution

The fourth proportional to 1,800,578.50, 2,700,853.38 and 734,873.20 is: 1,102,303.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,578.50 : 2,700,853.38 = 734,873.20 : x
  2. Step 2: Convert to fraction form
    1,800,578.50/2,700,853.38 = 734,873.20/x
  3. Step 3: Cross multiply
    1,800,578.50x = 2,700,853.38 × 734,873.20
  4. Step 4: Simplify right side
    1,800,578.50x = 1,984,784,759,339.28
  5. Step 5: Solve for x
    x = 1,984,784,759,339.28/1,800,578.50
  6. Step 6: Final answer
    x = 1,102,303.93

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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.