Home / 4,239,093.70-6,359,632.80-1,399,203.10

Finding the Fourth Proportional to 4,239,093.70, 6,359,632.80 and 1,399,203.10

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Solution

The fourth proportional to 4,239,093.70, 6,359,632.80 and 1,399,203.10 is: 2,099,132.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239,093.70 : 6,359,632.80 = 1,399,203.10 : x
  2. Step 2: Convert to fraction form
    4,239,093.70/6,359,632.80 = 1,399,203.10/x
  3. Step 3: Cross multiply
    4,239,093.70x = 6,359,632.80 × 1,399,203.10
  4. Step 4: Simplify right side
    4,239,093.70x = 8,898,417,928,621.68
  5. Step 5: Solve for x
    x = 8,898,417,928,621.68/4,239,093.70
  6. Step 6: Final answer
    x = 2,099,132.16

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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.