Home / 2,983,209.80-4,474,814.70-853,363.40

Finding the Fourth Proportional to 2,983,209.80, 4,474,814.70 and 853,363.40

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Solution

The fourth proportional to 2,983,209.80, 4,474,814.70 and 853,363.40 is: 1,280,045.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983,209.80 : 4,474,814.70 = 853,363.40 : x
  2. Step 2: Convert to fraction form
    2,983,209.80/4,474,814.70 = 853,363.40/x
  3. Step 3: Cross multiply
    2,983,209.80x = 4,474,814.70 × 853,363.40
  4. Step 4: Simplify right side
    2,983,209.80x = 3,818,643,086,761.98
  5. Step 5: Solve for x
    x = 3,818,643,086,761.98/2,983,209.80
  6. Step 6: Final answer
    x = 1,280,045.10

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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.