Home / 1,796,782.56-2,479,543-980,979.20

Finding the Fourth Proportional to 1,796,782.56, 2,479,543 and 980,979.20

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Solution

The fourth proportional to 1,796,782.56, 2,479,543 and 980,979.20 is: 1,353,742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,782.56 : 2,479,543 = 980,979.20 : x
  2. Step 2: Convert to fraction form
    1,796,782.56/2,479,543 = 980,979.20/x
  3. Step 3: Cross multiply
    1,796,782.56x = 2,479,543 × 980,979.20
  4. Step 4: Simplify right side
    1,796,782.56x = 2,432,380,108,505.60
  5. Step 5: Solve for x
    x = 2,432,380,108,505.60/1,796,782.56
  6. Step 6: Final answer
    x = 1,353,742.05

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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.