Home / 1,413,200.66-2,118,112.74-513,589.14

Finding the Fourth Proportional to 1,413,200.66, 2,118,112.74 and 513,589.14

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Solution

The fourth proportional to 1,413,200.66, 2,118,112.74 and 513,589.14 is: 769,770.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,200.66 : 2,118,112.74 = 513,589.14 : x
  2. Step 2: Convert to fraction form
    1,413,200.66/2,118,112.74 = 513,589.14/x
  3. Step 3: Cross multiply
    1,413,200.66x = 2,118,112.74 × 513,589.14
  4. Step 4: Simplify right side
    1,413,200.66x = 1,087,839,700,559.64
  5. Step 5: Solve for x
    x = 1,087,839,700,559.64/1,413,200.66
  6. Step 6: Final answer
    x = 769,770.16

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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.