Home / 4,158,000.30-6,237,000.45-1,318,107.90

Finding the Fourth Proportional to 4,158,000.30, 6,237,000.45 and 1,318,107.90

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Solution

The fourth proportional to 4,158,000.30, 6,237,000.45 and 1,318,107.90 is: 1,977,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158,000.30 : 6,237,000.45 = 1,318,107.90 : x
  2. Step 2: Convert to fraction form
    4,158,000.30/6,237,000.45 = 1,318,107.90/x
  3. Step 3: Cross multiply
    4,158,000.30x = 6,237,000.45 × 1,318,107.90
  4. Step 4: Simplify right side
    4,158,000.30x = 8,221,039,565,448.56
  5. Step 5: Solve for x
    x = 8,221,039,565,448.56/4,158,000.30
  6. Step 6: Final answer
    x = 1,977,161.85

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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.