Home / 1,394,280.33-2,090,977.63-447,429.62

Finding the Fourth Proportional to 1,394,280.33, 2,090,977.63 and 447,429.62

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Solution

The fourth proportional to 1,394,280.33, 2,090,977.63 and 447,429.62 is: 671,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,280.33 : 2,090,977.63 = 447,429.62 : x
  2. Step 2: Convert to fraction form
    1,394,280.33/2,090,977.63 = 447,429.62/x
  3. Step 3: Cross multiply
    1,394,280.33x = 2,090,977.63 × 447,429.62
  4. Step 4: Simplify right side
    1,394,280.33x = 935,565,313,727.36
  5. Step 5: Solve for x
    x = 935,565,313,727.36/1,394,280.33
  6. Step 6: Final answer
    x = 671,002.30

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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.