Home / 1,435,975.58-1,981,983.98-892,521.80

Finding the Fourth Proportional to 1,435,975.58, 1,981,983.98 and 892,521.80

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Solution

The fourth proportional to 1,435,975.58, 1,981,983.98 and 892,521.80 is: 1,231,889.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,975.58 : 1,981,983.98 = 892,521.80 : x
  2. Step 2: Convert to fraction form
    1,435,975.58/1,981,983.98 = 892,521.80/x
  3. Step 3: Cross multiply
    1,435,975.58x = 1,981,983.98 × 892,521.80
  4. Step 4: Simplify right side
    1,435,975.58x = 1,768,963,895,028.24
  5. Step 5: Solve for x
    x = 1,768,963,895,028.24/1,435,975.58
  6. Step 6: Final answer
    x = 1,231,889.96

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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.