Home / 1,339,437.67-2,009,433.30-440,933.32

Finding the Fourth Proportional to 1,339,437.67, 2,009,433.30 and 440,933.32

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Solution

The fourth proportional to 1,339,437.67, 2,009,433.30 and 440,933.32 is: 661,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,437.67 : 2,009,433.30 = 440,933.32 : x
  2. Step 2: Convert to fraction form
    1,339,437.67/2,009,433.30 = 440,933.32/x
  3. Step 3: Cross multiply
    1,339,437.67x = 2,009,433.30 × 440,933.32
  4. Step 4: Simplify right side
    1,339,437.67x = 886,026,096,287.56
  5. Step 5: Solve for x
    x = 886,026,096,287.56/1,339,437.67
  6. Step 6: Final answer
    x = 661,491.10

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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.