Home / 1,314,299.70-1,961,942.40-1,154,867.40

Finding the Fourth Proportional to 1,314,299.70, 1,961,942.40 and 1,154,867.40

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Solution

The fourth proportional to 1,314,299.70, 1,961,942.40 and 1,154,867.40 is: 1,723,947.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,299.70 : 1,961,942.40 = 1,154,867.40 : x
  2. Step 2: Convert to fraction form
    1,314,299.70/1,961,942.40 = 1,154,867.40/x
  3. Step 3: Cross multiply
    1,314,299.70x = 1,961,942.40 × 1,154,867.40
  4. Step 4: Simplify right side
    1,314,299.70x = 2,265,783,318,437.76
  5. Step 5: Solve for x
    x = 2,265,783,318,437.76/1,314,299.70
  6. Step 6: Final answer
    x = 1,723,947.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.