Home / 3,020,958.13-4,530,779.88-998,724.28

Finding the Fourth Proportional to 3,020,958.13, 4,530,779.88 and 998,724.28

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Solution

The fourth proportional to 3,020,958.13, 4,530,779.88 and 998,724.28 is: 1,497,869.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,958.13 : 4,530,779.88 = 998,724.28 : x
  2. Step 2: Convert to fraction form
    3,020,958.13/4,530,779.88 = 998,724.28/x
  3. Step 3: Cross multiply
    3,020,958.13x = 4,530,779.88 × 998,724.28
  4. Step 4: Simplify right side
    3,020,958.13x = 4,524,999,873,491.49
  5. Step 5: Solve for x
    x = 4,524,999,873,491.49/3,020,958.13
  6. Step 6: Final answer
    x = 1,497,869.11

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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.