Home / 1,878,456.44-2,592,274.87-1,019,016.70

Finding the Fourth Proportional to 1,878,456.44, 2,592,274.87 and 1,019,016.70

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Solution

The fourth proportional to 1,878,456.44, 2,592,274.87 and 1,019,016.70 is: 1,406,245.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,456.44 : 2,592,274.87 = 1,019,016.70 : x
  2. Step 2: Convert to fraction form
    1,878,456.44/2,592,274.87 = 1,019,016.70/x
  3. Step 3: Cross multiply
    1,878,456.44x = 2,592,274.87 × 1,019,016.70
  4. Step 4: Simplify right side
    1,878,456.44x = 2,641,571,373,452.90
  5. Step 5: Solve for x
    x = 2,641,571,373,452.90/1,878,456.44
  6. Step 6: Final answer
    x = 1,406,245.75

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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.