Home / 1,519,148.80-2,278,853.28-397,216

Finding the Fourth Proportional to 1,519,148.80, 2,278,853.28 and 397,216

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Solution

The fourth proportional to 1,519,148.80, 2,278,853.28 and 397,216 is: 595,858.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,148.80 : 2,278,853.28 = 397,216 : x
  2. Step 2: Convert to fraction form
    1,519,148.80/2,278,853.28 = 397,216/x
  3. Step 3: Cross multiply
    1,519,148.80x = 2,278,853.28 × 397,216
  4. Step 4: Simplify right side
    1,519,148.80x = 905,196,984,468.48
  5. Step 5: Solve for x
    x = 905,196,984,468.48/1,519,148.80
  6. Step 6: Final answer
    x = 595,858.01

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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.