Home / 1,589,234.45-2,383,798.21-690,676.29

Finding the Fourth Proportional to 1,589,234.45, 2,383,798.21 and 690,676.29

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Solution

The fourth proportional to 1,589,234.45, 2,383,798.21 and 690,676.29 is: 1,035,991.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,234.45 : 2,383,798.21 = 690,676.29 : x
  2. Step 2: Convert to fraction form
    1,589,234.45/2,383,798.21 = 690,676.29/x
  3. Step 3: Cross multiply
    1,589,234.45x = 2,383,798.21 × 690,676.29
  4. Step 4: Simplify right side
    1,589,234.45x = 1,646,432,908,769.18
  5. Step 5: Solve for x
    x = 1,646,432,908,769.18/1,589,234.45
  6. Step 6: Final answer
    x = 1,035,991.20

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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.