Home / 3,266,703.40-4,890,723.90-2,930,780.20

Finding the Fourth Proportional to 3,266,703.40, 4,890,723.90 and 2,930,780.20

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Solution

The fourth proportional to 3,266,703.40, 4,890,723.90 and 2,930,780.20 is: 4,387,798.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,703.40 : 4,890,723.90 = 2,930,780.20 : x
  2. Step 2: Convert to fraction form
    3,266,703.40/4,890,723.90 = 2,930,780.20/x
  3. Step 3: Cross multiply
    3,266,703.40x = 4,890,723.90 × 2,930,780.20
  4. Step 4: Simplify right side
    3,266,703.40x = 14,333,636,769,786.78
  5. Step 5: Solve for x
    x = 14,333,636,769,786.78/3,266,703.40
  6. Step 6: Final answer
    x = 4,387,798.65

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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.