Home / 2,026,985.90-2,797,240.79-1,109,215.24

Finding the Fourth Proportional to 2,026,985.90, 2,797,240.79 and 1,109,215.24

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Solution

The fourth proportional to 2,026,985.90, 2,797,240.79 and 1,109,215.24 is: 1,530,717.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,026,985.90 : 2,797,240.79 = 1,109,215.24 : x
  2. Step 2: Convert to fraction form
    2,026,985.90/2,797,240.79 = 1,109,215.24/x
  3. Step 3: Cross multiply
    2,026,985.90x = 2,797,240.79 × 1,109,215.24
  4. Step 4: Simplify right side
    2,026,985.90x = 3,102,742,109,997.58
  5. Step 5: Solve for x
    x = 3,102,742,109,997.58/2,026,985.90
  6. Step 6: Final answer
    x = 1,530,717.17

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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.