Home / 1,693,126.23-2,336,542.70-929,250.87

Finding the Fourth Proportional to 1,693,126.23, 2,336,542.70 and 929,250.87

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Solution

The fourth proportional to 1,693,126.23, 2,336,542.70 and 929,250.87 is: 1,282,381.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,126.23 : 2,336,542.70 = 929,250.87 : x
  2. Step 2: Convert to fraction form
    1,693,126.23/2,336,542.70 = 929,250.87/x
  3. Step 3: Cross multiply
    1,693,126.23x = 2,336,542.70 × 929,250.87
  4. Step 4: Simplify right side
    1,693,126.23x = 2,171,234,332,120.89
  5. Step 5: Solve for x
    x = 2,171,234,332,120.89/1,693,126.23
  6. Step 6: Final answer
    x = 1,282,381.84

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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.