Home / 1,364,861.54-2,047,218.50-418,235.00

Finding the Fourth Proportional to 1,364,861.54, 2,047,218.50 and 418,235.00

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Solution

The fourth proportional to 1,364,861.54, 2,047,218.50 and 418,235.00 is: 627,329.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,861.54 : 2,047,218.50 = 418,235.00 : x
  2. Step 2: Convert to fraction form
    1,364,861.54/2,047,218.50 = 418,235.00/x
  3. Step 3: Cross multiply
    1,364,861.54x = 2,047,218.50 × 418,235.00
  4. Step 4: Simplify right side
    1,364,861.54x = 856,218,420,157.00
  5. Step 5: Solve for x
    x = 856,218,420,157.00/1,364,861.54
  6. Step 6: Final answer
    x = 627,329.87

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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.