Home / 1,796,069.12-2,478,540.25-980,278.65

Finding the Fourth Proportional to 1,796,069.12, 2,478,540.25 and 980,278.65

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Solution

The fourth proportional to 1,796,069.12, 2,478,540.25 and 980,278.65 is: 1,352,765.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,069.12 : 2,478,540.25 = 980,278.65 : x
  2. Step 2: Convert to fraction form
    1,796,069.12/2,478,540.25 = 980,278.65/x
  3. Step 3: Cross multiply
    1,796,069.12x = 2,478,540.25 × 980,278.65
  4. Step 4: Simplify right side
    1,796,069.12x = 2,429,660,076,657.42
  5. Step 5: Solve for x
    x = 2,429,660,076,657.42/1,796,069.12
  6. Step 6: Final answer
    x = 1,352,765.36

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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.