Home / 4,021,253.05-5,549,308.39-2,185,721.22

Finding the Fourth Proportional to 4,021,253.05, 5,549,308.39 and 2,185,721.22

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Solution

The fourth proportional to 4,021,253.05, 5,549,308.39 and 2,185,721.22 is: 3,016,283.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021,253.05 : 5,549,308.39 = 2,185,721.22 : x
  2. Step 2: Convert to fraction form
    4,021,253.05/5,549,308.39 = 2,185,721.22/x
  3. Step 3: Cross multiply
    4,021,253.05x = 5,549,308.39 × 2,185,721.22
  4. Step 4: Simplify right side
    4,021,253.05x = 12,129,241,133,945.01
  5. Step 5: Solve for x
    x = 12,129,241,133,945.01/4,021,253.05
  6. Step 6: Final answer
    x = 3,016,283.98

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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.