Home / 1,947,206.52-2,687,138.04-1,076,016.96

Finding the Fourth Proportional to 1,947,206.52, 2,687,138.04 and 1,076,016.96

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Solution

The fourth proportional to 1,947,206.52, 2,687,138.04 and 1,076,016.96 is: 1,484,899.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,206.52 : 2,687,138.04 = 1,076,016.96 : x
  2. Step 2: Convert to fraction form
    1,947,206.52/2,687,138.04 = 1,076,016.96/x
  3. Step 3: Cross multiply
    1,947,206.52x = 2,687,138.04 × 1,076,016.96
  4. Step 4: Simplify right side
    1,947,206.52x = 2,891,406,104,901.16
  5. Step 5: Solve for x
    x = 2,891,406,104,901.16/1,947,206.52
  6. Step 6: Final answer
    x = 1,484,899.56

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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.