Home / 1,711,984.64-2,567,970.78-513,901.76

Finding the Fourth Proportional to 1,711,984.64, 2,567,970.78 and 513,901.76

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Solution

The fourth proportional to 1,711,984.64, 2,567,970.78 and 513,901.76 is: 770,850.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,984.64 : 2,567,970.78 = 513,901.76 : x
  2. Step 2: Convert to fraction form
    1,711,984.64/2,567,970.78 = 513,901.76/x
  3. Step 3: Cross multiply
    1,711,984.64x = 2,567,970.78 × 513,901.76
  4. Step 4: Simplify right side
    1,711,984.64x = 1,319,684,703,470.57
  5. Step 5: Solve for x
    x = 1,319,684,703,470.57/1,711,984.64
  6. Step 6: Final answer
    x = 770,850.78

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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.