Home / 1,996,212.40-2,994,318.60-576,314.80

Finding the Fourth Proportional to 1,996,212.40, 2,994,318.60 and 576,314.80

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Solution

The fourth proportional to 1,996,212.40, 2,994,318.60 and 576,314.80 is: 864,472.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,212.40 : 2,994,318.60 = 576,314.80 : x
  2. Step 2: Convert to fraction form
    1,996,212.40/2,994,318.60 = 576,314.80/x
  3. Step 3: Cross multiply
    1,996,212.40x = 2,994,318.60 × 576,314.80
  4. Step 4: Simplify right side
    1,996,212.40x = 1,725,670,125,095.28
  5. Step 5: Solve for x
    x = 1,725,670,125,095.28/1,996,212.40
  6. Step 6: Final answer
    x = 864,472.20

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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.