Home / 1,855,430.10-2,783,145.15-1,108,934.10

Finding the Fourth Proportional to 1,855,430.10, 2,783,145.15 and 1,108,934.10

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Solution

The fourth proportional to 1,855,430.10, 2,783,145.15 and 1,108,934.10 is: 1,663,401.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,430.10 : 2,783,145.15 = 1,108,934.10 : x
  2. Step 2: Convert to fraction form
    1,855,430.10/2,783,145.15 = 1,108,934.10/x
  3. Step 3: Cross multiply
    1,855,430.10x = 2,783,145.15 × 1,108,934.10
  4. Step 4: Simplify right side
    1,855,430.10x = 3,086,324,562,084.62
  5. Step 5: Solve for x
    x = 3,086,324,562,084.62/1,855,430.10
  6. Step 6: Final answer
    x = 1,663,401.15

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Similar ratio
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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.