Home / 2,817,478.76-3,883,806.51-1,727,729.60

Finding the Fourth Proportional to 2,817,478.76, 3,883,806.51 and 1,727,729.60

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Solution

The fourth proportional to 2,817,478.76, 3,883,806.51 and 1,727,729.60 is: 2,381,621.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,478.76 : 3,883,806.51 = 1,727,729.60 : x
  2. Step 2: Convert to fraction form
    2,817,478.76/3,883,806.51 = 1,727,729.60/x
  3. Step 3: Cross multiply
    2,817,478.76x = 3,883,806.51 × 1,727,729.60
  4. Step 4: Simplify right side
    2,817,478.76x = 6,710,167,467,999.70
  5. Step 5: Solve for x
    x = 6,710,167,467,999.70/2,817,478.76
  6. Step 6: Final answer
    x = 2,381,621.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.