Home / 1,349,226.40-2,022,673.20-816,181.60

Finding the Fourth Proportional to 1,349,226.40, 2,022,673.20 and 816,181.60

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Solution

The fourth proportional to 1,349,226.40, 2,022,673.20 and 816,181.60 is: 1,223,566.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,226.40 : 2,022,673.20 = 816,181.60 : x
  2. Step 2: Convert to fraction form
    1,349,226.40/2,022,673.20 = 816,181.60/x
  3. Step 3: Cross multiply
    1,349,226.40x = 2,022,673.20 × 816,181.60
  4. Step 4: Simplify right side
    1,349,226.40x = 1,650,868,648,653.12
  5. Step 5: Solve for x
    x = 1,650,868,648,653.12/1,349,226.40
  6. Step 6: Final answer
    x = 1,223,566.81

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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.