Home / 2,917,771.20-4,366,159.20-1,972,987.20

Finding the Fourth Proportional to 2,917,771.20, 4,366,159.20 and 1,972,987.20

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Solution

The fourth proportional to 2,917,771.20, 4,366,159.20 and 1,972,987.20 is: 2,952,382.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,771.20 : 4,366,159.20 = 1,972,987.20 : x
  2. Step 2: Convert to fraction form
    2,917,771.20/4,366,159.20 = 1,972,987.20/x
  3. Step 3: Cross multiply
    2,917,771.20x = 4,366,159.20 × 1,972,987.20
  4. Step 4: Simplify right side
    2,917,771.20x = 8,614,376,214,762.24
  5. Step 5: Solve for x
    x = 8,614,376,214,762.24/2,917,771.20
  6. Step 6: Final answer
    x = 2,952,382.36

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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.