Home / 1,869,087.24-2,803,630.56-449,143.32

Finding the Fourth Proportional to 1,869,087.24, 2,803,630.56 and 449,143.32

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Solution

The fourth proportional to 1,869,087.24, 2,803,630.56 and 449,143.32 is: 673,714.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,087.24 : 2,803,630.56 = 449,143.32 : x
  2. Step 2: Convert to fraction form
    1,869,087.24/2,803,630.56 = 449,143.32/x
  3. Step 3: Cross multiply
    1,869,087.24x = 2,803,630.56 × 449,143.32
  4. Step 4: Simplify right side
    1,869,087.24x = 1,259,231,937,771.86
  5. Step 5: Solve for x
    x = 1,259,231,937,771.86/1,869,087.24
  6. Step 6: Final answer
    x = 673,714.91

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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.