Home / 1,645,448.20-2,467,869.58-746,673.80

Finding the Fourth Proportional to 1,645,448.20, 2,467,869.58 and 746,673.80

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Solution

The fourth proportional to 1,645,448.20, 2,467,869.58 and 746,673.80 is: 1,119,873.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,448.20 : 2,467,869.58 = 746,673.80 : x
  2. Step 2: Convert to fraction form
    1,645,448.20/2,467,869.58 = 746,673.80/x
  3. Step 3: Cross multiply
    1,645,448.20x = 2,467,869.58 × 746,673.80
  4. Step 4: Simplify right side
    1,645,448.20x = 1,842,693,557,203.00
  5. Step 5: Solve for x
    x = 1,842,693,557,203.00/1,645,448.20
  6. Step 6: Final answer
    x = 1,119,873.33

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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.