Home / 1,209,310.40-1,814,228.03-367,840.28

Finding the Fourth Proportional to 1,209,310.40, 1,814,228.03 and 367,840.28

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Solution

The fourth proportional to 1,209,310.40, 1,814,228.03 and 367,840.28 is: 551,840.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,310.40 : 1,814,228.03 = 367,840.28 : x
  2. Step 2: Convert to fraction form
    1,209,310.40/1,814,228.03 = 367,840.28/x
  3. Step 3: Cross multiply
    1,209,310.40x = 1,814,228.03 × 367,840.28
  4. Step 4: Simplify right side
    1,209,310.40x = 667,346,137,467.91
  5. Step 5: Solve for x
    x = 667,346,137,467.91/1,209,310.40
  6. Step 6: Final answer
    x = 551,840.24

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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.