Home / 1,679,949.42-2,519,223.48-526,898.91

Finding the Fourth Proportional to 1,679,949.42, 2,519,223.48 and 526,898.91

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Solution

The fourth proportional to 1,679,949.42, 2,519,223.48 and 526,898.91 is: 790,128.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,949.42 : 2,519,223.48 = 526,898.91 : x
  2. Step 2: Convert to fraction form
    1,679,949.42/2,519,223.48 = 526,898.91/x
  3. Step 3: Cross multiply
    1,679,949.42x = 2,519,223.48 × 526,898.91
  4. Step 4: Simplify right side
    1,679,949.42x = 1,327,376,105,658.41
  5. Step 5: Solve for x
    x = 1,327,376,105,658.41/1,679,949.42
  6. Step 6: Final answer
    x = 790,128.61

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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.