Home / 1,406,964.09-2,110,446.92-988,109.85

Finding the Fourth Proportional to 1,406,964.09, 2,110,446.92 and 988,109.85

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Solution

The fourth proportional to 1,406,964.09, 2,110,446.92 and 988,109.85 is: 1,482,165.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,964.09 : 2,110,446.92 = 988,109.85 : x
  2. Step 2: Convert to fraction form
    1,406,964.09/2,110,446.92 = 988,109.85/x
  3. Step 3: Cross multiply
    1,406,964.09x = 2,110,446.92 × 988,109.85
  4. Step 4: Simplify right side
    1,406,964.09x = 2,085,353,389,554.16
  5. Step 5: Solve for x
    x = 2,085,353,389,554.16/1,406,964.09
  6. Step 6: Final answer
    x = 1,482,165.33

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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.