Home / 1,645,727.60-2,467,703.64-746,678.90

Finding the Fourth Proportional to 1,645,727.60, 2,467,703.64 and 746,678.90

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Solution

The fourth proportional to 1,645,727.60, 2,467,703.64 and 746,678.90 is: 1,119,615.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,727.60 : 2,467,703.64 = 746,678.90 : x
  2. Step 2: Convert to fraction form
    1,645,727.60/2,467,703.64 = 746,678.90/x
  3. Step 3: Cross multiply
    1,645,727.60x = 2,467,703.64 × 746,678.90
  4. Step 4: Simplify right side
    1,645,727.60x = 1,842,582,239,441.20
  5. Step 5: Solve for x
    x = 1,842,582,239,441.20/1,645,727.60
  6. Step 6: Final answer
    x = 1,119,615.57

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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.