Home / 1,501,563.08-2,072,156.39-813,234.97

Finding the Fourth Proportional to 1,501,563.08, 2,072,156.39 and 813,234.97

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Solution

The fourth proportional to 1,501,563.08, 2,072,156.39 and 813,234.97 is: 1,122,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,563.08 : 2,072,156.39 = 813,234.97 : x
  2. Step 2: Convert to fraction form
    1,501,563.08/2,072,156.39 = 813,234.97/x
  3. Step 3: Cross multiply
    1,501,563.08x = 2,072,156.39 × 813,234.97
  4. Step 4: Simplify right side
    1,501,563.08x = 1,685,150,039,656.96
  5. Step 5: Solve for x
    x = 1,685,150,039,656.96/1,501,563.08
  6. Step 6: Final answer
    x = 1,122,263.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.