Home / 2,097,664.90-3,148,052.55-1,387,456.90

Finding the Fourth Proportional to 2,097,664.90, 3,148,052.55 and 1,387,456.90

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Solution

The fourth proportional to 2,097,664.90, 3,148,052.55 and 1,387,456.90 is: 2,082,214.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,664.90 : 3,148,052.55 = 1,387,456.90 : x
  2. Step 2: Convert to fraction form
    2,097,664.90/3,148,052.55 = 1,387,456.90/x
  3. Step 3: Cross multiply
    2,097,664.90x = 3,148,052.55 × 1,387,456.90
  4. Step 4: Simplify right side
    2,097,664.90x = 4,367,787,232,060.09
  5. Step 5: Solve for x
    x = 4,367,787,232,060.09/2,097,664.90
  6. Step 6: Final answer
    x = 2,082,214.00

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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.