Home / 1,517,291.64-2,275,628.54-557,417.34

Finding the Fourth Proportional to 1,517,291.64, 2,275,628.54 and 557,417.34

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Solution

The fourth proportional to 1,517,291.64, 2,275,628.54 and 557,417.34 is: 836,012.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,291.64 : 2,275,628.54 = 557,417.34 : x
  2. Step 2: Convert to fraction form
    1,517,291.64/2,275,628.54 = 557,417.34/x
  3. Step 3: Cross multiply
    1,517,291.64x = 2,275,628.54 × 557,417.34
  4. Step 4: Simplify right side
    1,517,291.64x = 1,268,474,807,594.88
  5. Step 5: Solve for x
    x = 1,268,474,807,594.88/1,517,291.64
  6. Step 6: Final answer
    x = 836,012.52

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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.