Home / 2,475,192.96-3,415,975.20-1,387,447.20

Finding the Fourth Proportional to 2,475,192.96, 3,415,975.20 and 1,387,447.20

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Solution

The fourth proportional to 2,475,192.96, 3,415,975.20 and 1,387,447.20 is: 1,914,794.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475,192.96 : 3,415,975.20 = 1,387,447.20 : x
  2. Step 2: Convert to fraction form
    2,475,192.96/3,415,975.20 = 1,387,447.20/x
  3. Step 3: Cross multiply
    2,475,192.96x = 3,415,975.20 × 1,387,447.20
  4. Step 4: Simplify right side
    2,475,192.96x = 4,739,485,226,509.44
  5. Step 5: Solve for x
    x = 4,739,485,226,509.44/2,475,192.96
  6. Step 6: Final answer
    x = 1,914,794.24

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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.