Home / 1,144,632.82-1,714,660.14-688,973.80

Finding the Fourth Proportional to 1,144,632.82, 1,714,660.14 and 688,973.80

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Solution

The fourth proportional to 1,144,632.82, 1,714,660.14 and 688,973.80 is: 1,032,082.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,632.82 : 1,714,660.14 = 688,973.80 : x
  2. Step 2: Convert to fraction form
    1,144,632.82/1,714,660.14 = 688,973.80/x
  3. Step 3: Cross multiply
    1,144,632.82x = 1,714,660.14 × 688,973.80
  4. Step 4: Simplify right side
    1,144,632.82x = 1,181,355,912,364.33
  5. Step 5: Solve for x
    x = 1,181,355,912,364.33/1,144,632.82
  6. Step 6: Final answer
    x = 1,032,082.86

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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.