Home / 1,825,943.16-2,738,379.38-687,884.25

Finding the Fourth Proportional to 1,825,943.16, 2,738,379.38 and 687,884.25

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Solution

The fourth proportional to 1,825,943.16, 2,738,379.38 and 687,884.25 is: 1,031,624.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,943.16 : 2,738,379.38 = 687,884.25 : x
  2. Step 2: Convert to fraction form
    1,825,943.16/2,738,379.38 = 687,884.25/x
  3. Step 3: Cross multiply
    1,825,943.16x = 2,738,379.38 × 687,884.25
  4. Step 4: Simplify right side
    1,825,943.16x = 1,883,688,042,587.34
  5. Step 5: Solve for x
    x = 1,883,688,042,587.34/1,825,943.16
  6. Step 6: Final answer
    x = 1,031,624.69

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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.