Home / 1,142,846.76-1,576,721.88-659,534.16

Finding the Fourth Proportional to 1,142,846.76, 1,576,721.88 and 659,534.16

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Solution

The fourth proportional to 1,142,846.76, 1,576,721.88 and 659,534.16 is: 909,922.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,846.76 : 1,576,721.88 = 659,534.16 : x
  2. Step 2: Convert to fraction form
    1,142,846.76/1,576,721.88 = 659,534.16/x
  3. Step 3: Cross multiply
    1,142,846.76x = 1,576,721.88 × 659,534.16
  4. Step 4: Simplify right side
    1,142,846.76x = 1,039,901,940,679.42
  5. Step 5: Solve for x
    x = 1,039,901,940,679.42/1,142,846.76
  6. Step 6: Final answer
    x = 909,922.46

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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.