Home / 1,425,588.32-1,967,311.20-852,628.48

Finding the Fourth Proportional to 1,425,588.32, 1,967,311.20 and 852,628.48

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Solution

The fourth proportional to 1,425,588.32, 1,967,311.20 and 852,628.48 is: 1,176,626.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,588.32 : 1,967,311.20 = 852,628.48 : x
  2. Step 2: Convert to fraction form
    1,425,588.32/1,967,311.20 = 852,628.48/x
  3. Step 3: Cross multiply
    1,425,588.32x = 1,967,311.20 × 852,628.48
  4. Step 4: Simplify right side
    1,425,588.32x = 1,677,385,558,142.98
  5. Step 5: Solve for x
    x = 1,677,385,558,142.98/1,425,588.32
  6. Step 6: Final answer
    x = 1,176,626.89

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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.