Home / 1,339,348.92-2,009,314.32-440,881.92

Finding the Fourth Proportional to 1,339,348.92, 2,009,314.32 and 440,881.92

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Solution

The fourth proportional to 1,339,348.92, 2,009,314.32 and 440,881.92 is: 661,418.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,348.92 : 2,009,314.32 = 440,881.92 : x
  2. Step 2: Convert to fraction form
    1,339,348.92/2,009,314.32 = 440,881.92/x
  3. Step 3: Cross multiply
    1,339,348.92x = 2,009,314.32 × 440,881.92
  4. Step 4: Simplify right side
    1,339,348.92x = 885,870,355,285.09
  5. Step 5: Solve for x
    x = 885,870,355,285.09/1,339,348.92
  6. Step 6: Final answer
    x = 661,418.65

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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.