Home / 1,231,346.10-1,847,203.83-432,486.84

Finding the Fourth Proportional to 1,231,346.10, 1,847,203.83 and 432,486.84

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Solution

The fourth proportional to 1,231,346.10, 1,847,203.83 and 432,486.84 is: 648,795.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,346.10 : 1,847,203.83 = 432,486.84 : x
  2. Step 2: Convert to fraction form
    1,231,346.10/1,847,203.83 = 432,486.84/x
  3. Step 3: Cross multiply
    1,231,346.10x = 1,847,203.83 × 432,486.84
  4. Step 4: Simplify right side
    1,231,346.10x = 798,891,347,272.60
  5. Step 5: Solve for x
    x = 798,891,347,272.60/1,231,346.10
  6. Step 6: Final answer
    x = 648,795.13

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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.