Home / 940,555.74-1,297,082.79-725,354.94

Finding the Fourth Proportional to 940,555.74, 1,297,082.79 and 725,354.94

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Solution

The fourth proportional to 940,555.74, 1,297,082.79 and 725,354.94 is: 1,000,307.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,555.74 : 1,297,082.79 = 725,354.94 : x
  2. Step 2: Convert to fraction form
    940,555.74/1,297,082.79 = 725,354.94/x
  3. Step 3: Cross multiply
    940,555.74x = 1,297,082.79 × 725,354.94
  4. Step 4: Simplify right side
    940,555.74x = 940,845,409,315.48
  5. Step 5: Solve for x
    x = 940,845,409,315.48/940,555.74
  6. Step 6: Final answer
    x = 1,000,307.98

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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.