Home / 1,219,302.01-1,682,614.75-675,436.12

Finding the Fourth Proportional to 1,219,302.01, 1,682,614.75 and 675,436.12

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Solution

The fourth proportional to 1,219,302.01, 1,682,614.75 and 675,436.12 is: 932,089.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,302.01 : 1,682,614.75 = 675,436.12 : x
  2. Step 2: Convert to fraction form
    1,219,302.01/1,682,614.75 = 675,436.12/x
  3. Step 3: Cross multiply
    1,219,302.01x = 1,682,614.75 × 675,436.12
  4. Step 4: Simplify right side
    1,219,302.01x = 1,136,498,778,194.77
  5. Step 5: Solve for x
    x = 1,136,498,778,194.77/1,219,302.01
  6. Step 6: Final answer
    x = 932,089.65

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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.