Home / 4,675,628.10-7,011,692.55-1,641,821.70

Finding the Fourth Proportional to 4,675,628.10, 7,011,692.55 and 1,641,821.70

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Solution

The fourth proportional to 4,675,628.10, 7,011,692.55 and 1,641,821.70 is: 2,462,118.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675,628.10 : 7,011,692.55 = 1,641,821.70 : x
  2. Step 2: Convert to fraction form
    4,675,628.10/7,011,692.55 = 1,641,821.70/x
  3. Step 3: Cross multiply
    4,675,628.10x = 7,011,692.55 × 1,641,821.70
  4. Step 4: Simplify right side
    4,675,628.10x = 11,511,948,982,318.33
  5. Step 5: Solve for x
    x = 11,511,948,982,318.33/4,675,628.10
  6. Step 6: Final answer
    x = 2,462,118.19

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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.