Home / 1,143,775.91-1,714,466.68-385,355.32

Finding the Fourth Proportional to 1,143,775.91, 1,714,466.68 and 385,355.32

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Solution

The fourth proportional to 1,143,775.91, 1,714,466.68 and 385,355.32 is: 577,629.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,775.91 : 1,714,466.68 = 385,355.32 : x
  2. Step 2: Convert to fraction form
    1,143,775.91/1,714,466.68 = 385,355.32/x
  3. Step 3: Cross multiply
    1,143,775.91x = 1,714,466.68 × 385,355.32
  4. Step 4: Simplify right side
    1,143,775.91x = 660,678,856,100.74
  5. Step 5: Solve for x
    x = 660,678,856,100.74/1,143,775.91
  6. Step 6: Final answer
    x = 577,629.63

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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.