Home / 2,980,888.05-4,471,991.82-1,087,624.02

Finding the Fourth Proportional to 2,980,888.05, 4,471,991.82 and 1,087,624.02

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Solution

The fourth proportional to 2,980,888.05, 4,471,991.82 and 1,087,624.02 is: 1,631,676.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,888.05 : 4,471,991.82 = 1,087,624.02 : x
  2. Step 2: Convert to fraction form
    2,980,888.05/4,471,991.82 = 1,087,624.02/x
  3. Step 3: Cross multiply
    2,980,888.05x = 4,471,991.82 × 1,087,624.02
  4. Step 4: Simplify right side
    2,980,888.05x = 4,863,845,720,675.52
  5. Step 5: Solve for x
    x = 4,863,845,720,675.52/2,980,888.05
  6. Step 6: Final answer
    x = 1,631,676.75

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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.