Home / 1,237,044.41-1,706,109.17-870,734.19

Finding the Fourth Proportional to 1,237,044.41, 1,706,109.17 and 870,734.19

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Solution

The fourth proportional to 1,237,044.41, 1,706,109.17 and 870,734.19 is: 1,200,900.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,044.41 : 1,706,109.17 = 870,734.19 : x
  2. Step 2: Convert to fraction form
    1,237,044.41/1,706,109.17 = 870,734.19/x
  3. Step 3: Cross multiply
    1,237,044.41x = 1,706,109.17 × 870,734.19
  4. Step 4: Simplify right side
    1,237,044.41x = 1,485,567,581,837.85
  5. Step 5: Solve for x
    x = 1,485,567,581,837.85/1,237,044.41
  6. Step 6: Final answer
    x = 1,200,900.77

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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.