Home / 2,106,239.40-3,159,359.10-2,017,665.90

Finding the Fourth Proportional to 2,106,239.40, 3,159,359.10 and 2,017,665.90

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Solution

The fourth proportional to 2,106,239.40, 3,159,359.10 and 2,017,665.90 is: 3,026,498.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,239.40 : 3,159,359.10 = 2,017,665.90 : x
  2. Step 2: Convert to fraction form
    2,106,239.40/3,159,359.10 = 2,017,665.90/x
  3. Step 3: Cross multiply
    2,106,239.40x = 3,159,359.10 × 2,017,665.90
  4. Step 4: Simplify right side
    2,106,239.40x = 6,374,531,121,924.69
  5. Step 5: Solve for x
    x = 6,374,531,121,924.69/2,106,239.40
  6. Step 6: Final answer
    x = 3,026,498.85

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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.