Home / 1,821,167.10-2,731,750.65-683,927.10

Finding the Fourth Proportional to 1,821,167.10, 2,731,750.65 and 683,927.10

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Solution

The fourth proportional to 1,821,167.10, 2,731,750.65 and 683,927.10 is: 1,025,890.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,167.10 : 2,731,750.65 = 683,927.10 : x
  2. Step 2: Convert to fraction form
    1,821,167.10/2,731,750.65 = 683,927.10/x
  3. Step 3: Cross multiply
    1,821,167.10x = 2,731,750.65 × 683,927.10
  4. Step 4: Simplify right side
    1,821,167.10x = 1,868,318,299,977.62
  5. Step 5: Solve for x
    x = 1,868,318,299,977.62/1,821,167.10
  6. Step 6: Final answer
    x = 1,025,890.65

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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.