Home / 1,090,529.09-1,503,950.45-682,668.11

Finding the Fourth Proportional to 1,090,529.09, 1,503,950.45 and 682,668.11

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Solution

The fourth proportional to 1,090,529.09, 1,503,950.45 and 682,668.11 is: 941,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,529.09 : 1,503,950.45 = 682,668.11 : x
  2. Step 2: Convert to fraction form
    1,090,529.09/1,503,950.45 = 682,668.11/x
  3. Step 3: Cross multiply
    1,090,529.09x = 1,503,950.45 × 682,668.11
  4. Step 4: Simplify right side
    1,090,529.09x = 1,026,699,000,302.06
  5. Step 5: Solve for x
    x = 1,026,699,000,302.06/1,090,529.09
  6. Step 6: Final answer
    x = 941,468.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.