Home / 1,185,769.48-1,778,703.42-344,321.23

Finding the Fourth Proportional to 1,185,769.48, 1,778,703.42 and 344,321.23

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Solution

The fourth proportional to 1,185,769.48, 1,778,703.42 and 344,321.23 is: 516,496.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,769.48 : 1,778,703.42 = 344,321.23 : x
  2. Step 2: Convert to fraction form
    1,185,769.48/1,778,703.42 = 344,321.23/x
  3. Step 3: Cross multiply
    1,185,769.48x = 1,778,703.42 × 344,321.23
  4. Step 4: Simplify right side
    1,185,769.48x = 612,445,340,486.09
  5. Step 5: Solve for x
    x = 612,445,340,486.09/1,185,769.48
  6. Step 6: Final answer
    x = 516,496.13

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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.