Home / 1,613,679.16-2,420,740.62-548,435.32

Finding the Fourth Proportional to 1,613,679.16, 2,420,740.62 and 548,435.32

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Solution

The fourth proportional to 1,613,679.16, 2,420,740.62 and 548,435.32 is: 822,728.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,679.16 : 2,420,740.62 = 548,435.32 : x
  2. Step 2: Convert to fraction form
    1,613,679.16/2,420,740.62 = 548,435.32/x
  3. Step 3: Cross multiply
    1,613,679.16x = 2,420,740.62 × 548,435.32
  4. Step 4: Simplify right side
    1,613,679.16x = 1,327,619,656,566.70
  5. Step 5: Solve for x
    x = 1,327,619,656,566.70/1,613,679.16
  6. Step 6: Final answer
    x = 822,728.39

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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.