Home / 3,063,645.86-4,227,663.80-1,686,728.07

Finding the Fourth Proportional to 3,063,645.86, 4,227,663.80 and 1,686,728.07

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Solution

The fourth proportional to 3,063,645.86, 4,227,663.80 and 1,686,728.07 is: 2,327,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063,645.86 : 4,227,663.80 = 1,686,728.07 : x
  2. Step 2: Convert to fraction form
    3,063,645.86/4,227,663.80 = 1,686,728.07/x
  3. Step 3: Cross multiply
    3,063,645.86x = 4,227,663.80 × 1,686,728.07
  4. Step 4: Simplify right side
    3,063,645.86x = 7,130,919,206,199.69
  5. Step 5: Solve for x
    x = 7,130,919,206,199.69/3,063,645.86
  6. Step 6: Final answer
    x = 2,327,592.53

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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.