Home / 4,108,985.45-6,161,969.14-1,412,545.67

Finding the Fourth Proportional to 4,108,985.45, 6,161,969.14 and 1,412,545.67

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Solution

The fourth proportional to 4,108,985.45, 6,161,969.14 and 1,412,545.67 is: 2,118,299.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108,985.45 : 6,161,969.14 = 1,412,545.67 : x
  2. Step 2: Convert to fraction form
    4,108,985.45/6,161,969.14 = 1,412,545.67/x
  3. Step 3: Cross multiply
    4,108,985.45x = 6,161,969.14 × 1,412,545.67
  4. Step 4: Simplify right side
    4,108,985.45x = 8,704,062,827,380.62
  5. Step 5: Solve for x
    x = 8,704,062,827,380.62/4,108,985.45
  6. Step 6: Final answer
    x = 2,118,299.74

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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.