Home / 1,348,464.47-2,022,682.84-779,483.52

Finding the Fourth Proportional to 1,348,464.47, 2,022,682.84 and 779,483.52

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Solution

The fourth proportional to 1,348,464.47, 2,022,682.84 and 779,483.52 is: 1,169,217.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,464.47 : 2,022,682.84 = 779,483.52 : x
  2. Step 2: Convert to fraction form
    1,348,464.47/2,022,682.84 = 779,483.52/x
  3. Step 3: Cross multiply
    1,348,464.47x = 2,022,682.84 × 779,483.52
  4. Step 4: Simplify right side
    1,348,464.47x = 1,576,647,941,736.52
  5. Step 5: Solve for x
    x = 1,576,647,941,736.52/1,348,464.47
  6. Step 6: Final answer
    x = 1,169,217.27

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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.