Home / 1,224,161.57-1,689,208.80-707,837.33

Finding the Fourth Proportional to 1,224,161.57, 1,689,208.80 and 707,837.33

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Solution

The fourth proportional to 1,224,161.57, 1,689,208.80 and 707,837.33 is: 976,737.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,161.57 : 1,689,208.80 = 707,837.33 : x
  2. Step 2: Convert to fraction form
    1,224,161.57/1,689,208.80 = 707,837.33/x
  3. Step 3: Cross multiply
    1,224,161.57x = 1,689,208.80 × 707,837.33
  4. Step 4: Simplify right side
    1,224,161.57x = 1,195,685,046,804.50
  5. Step 5: Solve for x
    x = 1,195,685,046,804.50/1,224,161.57
  6. Step 6: Final answer
    x = 976,737.94

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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.