Home / 3,209,400.78-4,814,399.84-1,160,574.83

Finding the Fourth Proportional to 3,209,400.78, 4,814,399.84 and 1,160,574.83

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Solution

The fourth proportional to 3,209,400.78, 4,814,399.84 and 1,160,574.83 is: 1,740,970.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,400.78 : 4,814,399.84 = 1,160,574.83 : x
  2. Step 2: Convert to fraction form
    3,209,400.78/4,814,399.84 = 1,160,574.83/x
  3. Step 3: Cross multiply
    3,209,400.78x = 4,814,399.84 × 1,160,574.83
  4. Step 4: Simplify right side
    3,209,400.78x = 5,587,471,291,120.15
  5. Step 5: Solve for x
    x = 5,587,471,291,120.15/3,209,400.78
  6. Step 6: Final answer
    x = 1,740,970.25

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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.