Home / 1,424,002.74-2,135,671.86-412,853.31

Finding the Fourth Proportional to 1,424,002.74, 2,135,671.86 and 412,853.31

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Solution

The fourth proportional to 1,424,002.74, 2,135,671.86 and 412,853.31 is: 619,183.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,002.74 : 2,135,671.86 = 412,853.31 : x
  2. Step 2: Convert to fraction form
    1,424,002.74/2,135,671.86 = 412,853.31/x
  3. Step 3: Cross multiply
    1,424,002.74x = 2,135,671.86 × 412,853.31
  4. Step 4: Simplify right side
    1,424,002.74x = 881,719,196,474.86
  5. Step 5: Solve for x
    x = 881,719,196,474.86/1,424,002.74
  6. Step 6: Final answer
    x = 619,183.64

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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.