Home / 2,127,009.49-3,191,894.48-1,273,437.97

Finding the Fourth Proportional to 2,127,009.49, 3,191,894.48 and 1,273,437.97

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Solution

The fourth proportional to 2,127,009.49, 3,191,894.48 and 1,273,437.97 is: 1,910,983.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,009.49 : 3,191,894.48 = 1,273,437.97 : x
  2. Step 2: Convert to fraction form
    2,127,009.49/3,191,894.48 = 1,273,437.97/x
  3. Step 3: Cross multiply
    2,127,009.49x = 3,191,894.48 × 1,273,437.97
  4. Step 4: Simplify right side
    2,127,009.49x = 4,064,679,627,065.41
  5. Step 5: Solve for x
    x = 4,064,679,627,065.41/2,127,009.49
  6. Step 6: Final answer
    x = 1,910,983.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.