Home / 4,294,458.81-6,436,370.16-2,163,380.40

Finding the Fourth Proportional to 4,294,458.81, 6,436,370.16 and 2,163,380.40

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Solution

The fourth proportional to 4,294,458.81, 6,436,370.16 and 2,163,380.40 is: 3,242,391.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,294,458.81 : 6,436,370.16 = 2,163,380.40 : x
  2. Step 2: Convert to fraction form
    4,294,458.81/6,436,370.16 = 2,163,380.40/x
  3. Step 3: Cross multiply
    4,294,458.81x = 6,436,370.16 × 2,163,380.40
  4. Step 4: Simplify right side
    4,294,458.81x = 13,924,317,051,288.86
  5. Step 5: Solve for x
    x = 13,924,317,051,288.86/4,294,458.81
  6. Step 6: Final answer
    x = 3,242,391.57

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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.