Home / 1,049,908.50-1,449,321.58-705,943.80

Finding the Fourth Proportional to 1,049,908.50, 1,449,321.58 and 705,943.80

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Solution

The fourth proportional to 1,049,908.50, 1,449,321.58 and 705,943.80 is: 974,503.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,908.50 : 1,449,321.58 = 705,943.80 : x
  2. Step 2: Convert to fraction form
    1,049,908.50/1,449,321.58 = 705,943.80/x
  3. Step 3: Cross multiply
    1,049,908.50x = 1,449,321.58 × 705,943.80
  4. Step 4: Simplify right side
    1,049,908.50x = 1,023,139,584,489.63
  5. Step 5: Solve for x
    x = 1,023,139,584,489.63/1,049,908.50
  6. Step 6: Final answer
    x = 974,503.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.