Home / 3,010,906.80-4,153,161.60-1,786,345.20

Finding the Fourth Proportional to 3,010,906.80, 4,153,161.60 and 1,786,345.20

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Solution

The fourth proportional to 3,010,906.80, 4,153,161.60 and 1,786,345.20 is: 2,464,035.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,906.80 : 4,153,161.60 = 1,786,345.20 : x
  2. Step 2: Convert to fraction form
    3,010,906.80/4,153,161.60 = 1,786,345.20/x
  3. Step 3: Cross multiply
    3,010,906.80x = 4,153,161.60 × 1,786,345.20
  4. Step 4: Simplify right side
    3,010,906.80x = 7,418,980,288,984.32
  5. Step 5: Solve for x
    x = 7,418,980,288,984.32/3,010,906.80
  6. Step 6: Final answer
    x = 2,464,035.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.