Home / 1,318,426.46-1,977,464.82-371,873.42

Finding the Fourth Proportional to 1,318,426.46, 1,977,464.82 and 371,873.42

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Solution

The fourth proportional to 1,318,426.46, 1,977,464.82 and 371,873.42 is: 557,760.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,426.46 : 1,977,464.82 = 371,873.42 : x
  2. Step 2: Convert to fraction form
    1,318,426.46/1,977,464.82 = 371,873.42/x
  3. Step 3: Cross multiply
    1,318,426.46x = 1,977,464.82 × 371,873.42
  4. Step 4: Simplify right side
    1,318,426.46x = 735,366,605,543.08
  5. Step 5: Solve for x
    x = 735,366,605,543.08/1,318,426.46
  6. Step 6: Final answer
    x = 557,760.81

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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.