Home / 4,309,977.34-6,464,998.32-1,913,177.62

Finding the Fourth Proportional to 4,309,977.34, 6,464,998.32 and 1,913,177.62

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Solution

The fourth proportional to 4,309,977.34, 6,464,998.32 and 1,913,177.62 is: 2,869,780.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309,977.34 : 6,464,998.32 = 1,913,177.62 : x
  2. Step 2: Convert to fraction form
    4,309,977.34/6,464,998.32 = 1,913,177.62/x
  3. Step 3: Cross multiply
    4,309,977.34x = 6,464,998.32 × 1,913,177.62
  4. Step 4: Simplify right side
    4,309,977.34x = 12,368,690,099,161.60
  5. Step 5: Solve for x
    x = 12,368,690,099,161.60/4,309,977.34
  6. Step 6: Final answer
    x = 2,869,780.77

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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.