Home / 2,174,055.36-3,000,473.20-1,314,621.78

Finding the Fourth Proportional to 2,174,055.36, 3,000,473.20 and 1,314,621.78

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Solution

The fourth proportional to 2,174,055.36, 3,000,473.20 and 1,314,621.78 is: 1,814,345.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,055.36 : 3,000,473.20 = 1,314,621.78 : x
  2. Step 2: Convert to fraction form
    2,174,055.36/3,000,473.20 = 1,314,621.78/x
  3. Step 3: Cross multiply
    2,174,055.36x = 3,000,473.20 × 1,314,621.78
  4. Step 4: Simplify right side
    2,174,055.36x = 3,944,487,419,026.30
  5. Step 5: Solve for x
    x = 3,944,487,419,026.30/2,174,055.36
  6. Step 6: Final answer
    x = 1,814,345.44

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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.