Home / 1,105,434.42-1,659,045.36-573,107.76

Finding the Fourth Proportional to 1,105,434.42, 1,659,045.36 and 573,107.76

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Solution

The fourth proportional to 1,105,434.42, 1,659,045.36 and 573,107.76 is: 860,124.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,434.42 : 1,659,045.36 = 573,107.76 : x
  2. Step 2: Convert to fraction form
    1,105,434.42/1,659,045.36 = 573,107.76/x
  3. Step 3: Cross multiply
    1,105,434.42x = 1,659,045.36 × 573,107.76
  4. Step 4: Simplify right side
    1,105,434.42x = 950,811,770,007.99
  5. Step 5: Solve for x
    x = 950,811,770,007.99/1,105,434.42
  6. Step 6: Final answer
    x = 860,124.99

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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.