Home / 1,609,987.78-2,221,833.14-884,822.32

Finding the Fourth Proportional to 1,609,987.78, 2,221,833.14 and 884,822.32

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Solution

The fourth proportional to 1,609,987.78, 2,221,833.14 and 884,822.32 is: 1,221,082.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,987.78 : 2,221,833.14 = 884,822.32 : x
  2. Step 2: Convert to fraction form
    1,609,987.78/2,221,833.14 = 884,822.32/x
  3. Step 3: Cross multiply
    1,609,987.78x = 2,221,833.14 × 884,822.32
  4. Step 4: Simplify right side
    1,609,987.78x = 1,965,927,553,587.68
  5. Step 5: Solve for x
    x = 1,965,927,553,587.68/1,609,987.78
  6. Step 6: Final answer
    x = 1,221,082.28

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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.