Home / 1,996,184.60-2,994,714.30-648,117.80

Finding the Fourth Proportional to 1,996,184.60, 2,994,714.30 and 648,117.80

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Solution

The fourth proportional to 1,996,184.60, 2,994,714.30 and 648,117.80 is: 972,318.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,184.60 : 2,994,714.30 = 648,117.80 : x
  2. Step 2: Convert to fraction form
    1,996,184.60/2,994,714.30 = 648,117.80/x
  3. Step 3: Cross multiply
    1,996,184.60x = 2,994,714.30 × 648,117.80
  4. Step 4: Simplify right side
    1,996,184.60x = 1,940,927,643,744.54
  5. Step 5: Solve for x
    x = 1,940,927,643,744.54/1,996,184.60
  6. Step 6: Final answer
    x = 972,318.71

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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.