Home / 1,517,289.65-2,275,625.54-557,415.35

Finding the Fourth Proportional to 1,517,289.65, 2,275,625.54 and 557,415.35

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Solution

The fourth proportional to 1,517,289.65, 2,275,625.54 and 557,415.35 is: 836,009.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,289.65 : 2,275,625.54 = 557,415.35 : x
  2. Step 2: Convert to fraction form
    1,517,289.65/2,275,625.54 = 557,415.35/x
  3. Step 3: Cross multiply
    1,517,289.65x = 2,275,625.54 × 557,415.35
  4. Step 4: Simplify right side
    1,517,289.65x = 1,268,468,606,848.04
  5. Step 5: Solve for x
    x = 1,268,468,606,848.04/1,517,289.65
  6. Step 6: Final answer
    x = 836,009.53

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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.