Home / 2,980,383.40-4,468,047.90-1,086,020.20

Finding the Fourth Proportional to 2,980,383.40, 4,468,047.90 and 1,086,020.20

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Solution

The fourth proportional to 2,980,383.40, 4,468,047.90 and 1,086,020.20 is: 1,628,109.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,383.40 : 4,468,047.90 = 1,086,020.20 : x
  2. Step 2: Convert to fraction form
    2,980,383.40/4,468,047.90 = 1,086,020.20/x
  3. Step 3: Cross multiply
    2,980,383.40x = 4,468,047.90 × 1,086,020.20
  4. Step 4: Simplify right side
    2,980,383.40x = 4,852,390,273,967.58
  5. Step 5: Solve for x
    x = 4,852,390,273,967.58/2,980,383.40
  6. Step 6: Final answer
    x = 1,628,109.42

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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.