Home / 1,217,097.21-1,679,573.40-673,232.58

Finding the Fourth Proportional to 1,217,097.21, 1,679,573.40 and 673,232.58

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Solution

The fourth proportional to 1,217,097.21, 1,679,573.40 and 673,232.58 is: 929,049.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,097.21 : 1,679,573.40 = 673,232.58 : x
  2. Step 2: Convert to fraction form
    1,217,097.21/1,679,573.40 = 673,232.58/x
  3. Step 3: Cross multiply
    1,217,097.21x = 1,679,573.40 × 673,232.58
  4. Step 4: Simplify right side
    1,217,097.21x = 1,130,743,533,381.37
  5. Step 5: Solve for x
    x = 1,130,743,533,381.37/1,217,097.21
  6. Step 6: Final answer
    x = 929,049.48

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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.