Home / 1,645,489.24-2,467,931.10-746,714.80

Finding the Fourth Proportional to 1,645,489.24, 2,467,931.10 and 746,714.80

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Solution

The fourth proportional to 1,645,489.24, 2,467,931.10 and 746,714.80 is: 1,119,934.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,489.24 : 2,467,931.10 = 746,714.80 : x
  2. Step 2: Convert to fraction form
    1,645,489.24/2,467,931.10 = 746,714.80/x
  3. Step 3: Cross multiply
    1,645,489.24x = 2,467,931.10 × 746,714.80
  4. Step 4: Simplify right side
    1,645,489.24x = 1,842,840,677,750.28
  5. Step 5: Solve for x
    x = 1,842,840,677,750.28/1,645,489.24
  6. Step 6: Final answer
    x = 1,119,934.81

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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.