Home / 2,887,346.52-4,328,584.20-1,820,036.16

Finding the Fourth Proportional to 2,887,346.52, 4,328,584.20 and 1,820,036.16

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Solution

The fourth proportional to 2,887,346.52, 4,328,584.20 and 1,820,036.16 is: 2,728,518.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,346.52 : 4,328,584.20 = 1,820,036.16 : x
  2. Step 2: Convert to fraction form
    2,887,346.52/4,328,584.20 = 1,820,036.16/x
  3. Step 3: Cross multiply
    2,887,346.52x = 4,328,584.20 × 1,820,036.16
  4. Step 4: Simplify right side
    2,887,346.52x = 7,878,179,765,604.67
  5. Step 5: Solve for x
    x = 7,878,179,765,604.67/2,887,346.52
  6. Step 6: Final answer
    x = 2,728,518.97

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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.