Home / 2,399,722.56-3,312,451.08-1,381,533.12

Finding the Fourth Proportional to 2,399,722.56, 3,312,451.08 and 1,381,533.12

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Solution

The fourth proportional to 2,399,722.56, 3,312,451.08 and 1,381,533.12 is: 1,906,995.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399,722.56 : 3,312,451.08 = 1,381,533.12 : x
  2. Step 2: Convert to fraction form
    2,399,722.56/3,312,451.08 = 1,381,533.12/x
  3. Step 3: Cross multiply
    2,399,722.56x = 3,312,451.08 × 1,381,533.12
  4. Step 4: Simplify right side
    2,399,722.56x = 4,576,260,875,399.77
  5. Step 5: Solve for x
    x = 4,576,260,875,399.77/2,399,722.56
  6. Step 6: Final answer
    x = 1,906,995.81

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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.