Home / 1,152,074.52-1,727,960.04-342,441.65

Finding the Fourth Proportional to 1,152,074.52, 1,727,960.04 and 342,441.65

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Solution

The fourth proportional to 1,152,074.52, 1,727,960.04 and 342,441.65 is: 513,617.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,074.52 : 1,727,960.04 = 342,441.65 : x
  2. Step 2: Convert to fraction form
    1,152,074.52/1,727,960.04 = 342,441.65/x
  3. Step 3: Cross multiply
    1,152,074.52x = 1,727,960.04 × 342,441.65
  4. Step 4: Simplify right side
    1,152,074.52x = 591,725,491,551.57
  5. Step 5: Solve for x
    x = 591,725,491,551.57/1,152,074.52
  6. Step 6: Final answer
    x = 513,617.38

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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.