Home / 1,120,539.75-1,680,824.25-372,585.75

Finding the Fourth Proportional to 1,120,539.75, 1,680,824.25 and 372,585.75

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Solution

The fourth proportional to 1,120,539.75, 1,680,824.25 and 372,585.75 is: 558,883.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,539.75 : 1,680,824.25 = 372,585.75 : x
  2. Step 2: Convert to fraction form
    1,120,539.75/1,680,824.25 = 372,585.75/x
  3. Step 3: Cross multiply
    1,120,539.75x = 1,680,824.25 × 372,585.75
  4. Step 4: Simplify right side
    1,120,539.75x = 626,251,163,804.44
  5. Step 5: Solve for x
    x = 626,251,163,804.44/1,120,539.75
  6. Step 6: Final answer
    x = 558,883.49

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Double scale
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1.5x scale

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.