Home / 1,517,025.36-2,275,625.49-570,404.28

Finding the Fourth Proportional to 1,517,025.36, 2,275,625.49 and 570,404.28

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Solution

The fourth proportional to 1,517,025.36, 2,275,625.49 and 570,404.28 is: 855,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,025.36 : 2,275,625.49 = 570,404.28 : x
  2. Step 2: Convert to fraction form
    1,517,025.36/2,275,625.49 = 570,404.28/x
  3. Step 3: Cross multiply
    1,517,025.36x = 2,275,625.49 × 570,404.28
  4. Step 4: Simplify right side
    1,517,025.36x = 1,298,026,519,173.10
  5. Step 5: Solve for x
    x = 1,298,026,519,173.10/1,517,025.36
  6. Step 6: Final answer
    x = 855,639.30

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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.