Home / 4,211,987.86-6,318,000.21-1,333,368.73

Finding the Fourth Proportional to 4,211,987.86, 6,318,000.21 and 1,333,368.73

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Solution

The fourth proportional to 4,211,987.86, 6,318,000.21 and 1,333,368.73 is: 2,000,058.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211,987.86 : 6,318,000.21 = 1,333,368.73 : x
  2. Step 2: Convert to fraction form
    4,211,987.86/6,318,000.21 = 1,333,368.73/x
  3. Step 3: Cross multiply
    4,211,987.86x = 6,318,000.21 × 1,333,368.73
  4. Step 4: Simplify right side
    4,211,987.86x = 8,424,223,916,147.43
  5. Step 5: Solve for x
    x = 8,424,223,916,147.43/4,211,987.86
  6. Step 6: Final answer
    x = 2,000,058.93

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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.