Home / 2,018,864.20-3,029,462.70-756,819.40

Finding the Fourth Proportional to 2,018,864.20, 3,029,462.70 and 756,819.40

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Solution

The fourth proportional to 2,018,864.20, 3,029,462.70 and 756,819.40 is: 1,135,666.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,864.20 : 3,029,462.70 = 756,819.40 : x
  2. Step 2: Convert to fraction form
    2,018,864.20/3,029,462.70 = 756,819.40/x
  3. Step 3: Cross multiply
    2,018,864.20x = 3,029,462.70 × 756,819.40
  4. Step 4: Simplify right side
    2,018,864.20x = 2,292,756,142,936.38
  5. Step 5: Solve for x
    x = 2,292,756,142,936.38/2,018,864.20
  6. Step 6: Final answer
    x = 1,135,666.35

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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.