Home / 3,614,148.86-5,421,403.02-1,185,546.87

Finding the Fourth Proportional to 3,614,148.86, 5,421,403.02 and 1,185,546.87

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Solution

The fourth proportional to 3,614,148.86, 5,421,403.02 and 1,185,546.87 is: 1,778,379.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614,148.86 : 5,421,403.02 = 1,185,546.87 : x
  2. Step 2: Convert to fraction form
    3,614,148.86/5,421,403.02 = 1,185,546.87/x
  3. Step 3: Cross multiply
    3,614,148.86x = 5,421,403.02 × 1,185,546.87
  4. Step 4: Simplify right side
    3,614,148.86x = 6,427,327,381,369.55
  5. Step 5: Solve for x
    x = 6,427,327,381,369.55/3,614,148.86
  6. Step 6: Final answer
    x = 1,778,379.26

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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.