Home / 1,049,911.50-1,449,325.72-705,946.80

Finding the Fourth Proportional to 1,049,911.50, 1,449,325.72 and 705,946.80

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Solution

The fourth proportional to 1,049,911.50, 1,449,325.72 and 705,946.80 is: 974,507.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,911.50 : 1,449,325.72 = 705,946.80 : x
  2. Step 2: Convert to fraction form
    1,049,911.50/1,449,325.72 = 705,946.80/x
  3. Step 3: Cross multiply
    1,049,911.50x = 1,449,325.72 × 705,946.80
  4. Step 4: Simplify right side
    1,049,911.50x = 1,023,146,854,191.70
  5. Step 5: Solve for x
    x = 1,023,146,854,191.70/1,049,911.50
  6. Step 6: Final answer
    x = 974,507.71

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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.