Home / 1,930,108.20-2,895,864.30-668,063.40

Finding the Fourth Proportional to 1,930,108.20, 2,895,864.30 and 668,063.40

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Solution

The fourth proportional to 1,930,108.20, 2,895,864.30 and 668,063.40 is: 1,002,338.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,108.20 : 2,895,864.30 = 668,063.40 : x
  2. Step 2: Convert to fraction form
    1,930,108.20/2,895,864.30 = 668,063.40/x
  3. Step 3: Cross multiply
    1,930,108.20x = 2,895,864.30 × 668,063.40
  4. Step 4: Simplify right side
    1,930,108.20x = 1,934,620,950,196.62
  5. Step 5: Solve for x
    x = 1,934,620,950,196.62/1,930,108.20
  6. Step 6: Final answer
    x = 1,002,338.08

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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.