Home / 1,252,751.68-1,878,891.32-354,186.32

Finding the Fourth Proportional to 1,252,751.68, 1,878,891.32 and 354,186.32

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Solution

The fourth proportional to 1,252,751.68, 1,878,891.32 and 354,186.32 is: 531,212.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,751.68 : 1,878,891.32 = 354,186.32 : x
  2. Step 2: Convert to fraction form
    1,252,751.68/1,878,891.32 = 354,186.32/x
  3. Step 3: Cross multiply
    1,252,751.68x = 1,878,891.32 × 354,186.32
  4. Step 4: Simplify right side
    1,252,751.68x = 665,477,602,310.74
  5. Step 5: Solve for x
    x = 665,477,602,310.74/1,252,751.68
  6. Step 6: Final answer
    x = 531,212.70

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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.