Home / 1,294,808.70-1,942,213.05-846,911.10

Finding the Fourth Proportional to 1,294,808.70, 1,942,213.05 and 846,911.10

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Solution

The fourth proportional to 1,294,808.70, 1,942,213.05 and 846,911.10 is: 1,270,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,808.70 : 1,942,213.05 = 846,911.10 : x
  2. Step 2: Convert to fraction form
    1,294,808.70/1,942,213.05 = 846,911.10/x
  3. Step 3: Cross multiply
    1,294,808.70x = 1,942,213.05 × 846,911.10
  4. Step 4: Simplify right side
    1,294,808.70x = 1,644,881,790,609.86
  5. Step 5: Solve for x
    x = 1,644,881,790,609.86/1,294,808.70
  6. Step 6: Final answer
    x = 1,270,366.65

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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.