Home / 1,367,214.44-2,050,826.70-420,578.60

Finding the Fourth Proportional to 1,367,214.44, 2,050,826.70 and 420,578.60

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Solution

The fourth proportional to 1,367,214.44, 2,050,826.70 and 420,578.60 is: 630,869.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,214.44 : 2,050,826.70 = 420,578.60 : x
  2. Step 2: Convert to fraction form
    1,367,214.44/2,050,826.70 = 420,578.60/x
  3. Step 3: Cross multiply
    1,367,214.44x = 2,050,826.70 × 420,578.60
  4. Step 4: Simplify right side
    1,367,214.44x = 862,533,822,328.62
  5. Step 5: Solve for x
    x = 862,533,822,328.62/1,367,214.44
  6. Step 6: Final answer
    x = 630,869.45

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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.