Home / 2,106,091.62-3,159,613.08-666,862.46

Finding the Fourth Proportional to 2,106,091.62, 3,159,613.08 and 666,862.46

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Solution

The fourth proportional to 2,106,091.62, 3,159,613.08 and 666,862.46 is: 1,000,444.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,091.62 : 3,159,613.08 = 666,862.46 : x
  2. Step 2: Convert to fraction form
    2,106,091.62/3,159,613.08 = 666,862.46/x
  3. Step 3: Cross multiply
    2,106,091.62x = 3,159,613.08 × 666,862.46
  4. Step 4: Simplify right side
    2,106,091.62x = 2,107,027,359,076.01
  5. Step 5: Solve for x
    x = 2,107,027,359,076.01/2,106,091.62
  6. Step 6: Final answer
    x = 1,000,444.30

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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.