Home / 1,999,725.66-2,999,573.91-801,630.36

Finding the Fourth Proportional to 1,999,725.66, 2,999,573.91 and 801,630.36

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Solution

The fourth proportional to 1,999,725.66, 2,999,573.91 and 801,630.36 is: 1,202,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,725.66 : 2,999,573.91 = 801,630.36 : x
  2. Step 2: Convert to fraction form
    1,999,725.66/2,999,573.91 = 801,630.36/x
  3. Step 3: Cross multiply
    1,999,725.66x = 2,999,573.91 × 801,630.36
  4. Step 4: Simplify right side
    1,999,725.66x = 2,404,549,513,319.91
  5. Step 5: Solve for x
    x = 2,404,549,513,319.91/1,999,725.66
  6. Step 6: Final answer
    x = 1,202,439.70

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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.