Home / 2,691,390.34-3,713,187.18-1,725,053.50

Finding the Fourth Proportional to 2,691,390.34, 3,713,187.18 and 1,725,053.50

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Solution

The fourth proportional to 2,691,390.34, 3,713,187.18 and 1,725,053.50 is: 2,379,976.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,390.34 : 3,713,187.18 = 1,725,053.50 : x
  2. Step 2: Convert to fraction form
    2,691,390.34/3,713,187.18 = 1,725,053.50/x
  3. Step 3: Cross multiply
    2,691,390.34x = 3,713,187.18 × 1,725,053.50
  4. Step 4: Simplify right side
    2,691,390.34x = 6,405,446,541,014.13
  5. Step 5: Solve for x
    x = 6,405,446,541,014.13/2,691,390.34
  6. Step 6: Final answer
    x = 2,379,976.79

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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.