Home / 3,912,378.02-5,868,587.28-1,780,971.56

Finding the Fourth Proportional to 3,912,378.02, 5,868,587.28 and 1,780,971.56

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Solution

The fourth proportional to 3,912,378.02, 5,868,587.28 and 1,780,971.56 is: 2,671,466.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912,378.02 : 5,868,587.28 = 1,780,971.56 : x
  2. Step 2: Convert to fraction form
    3,912,378.02/5,868,587.28 = 1,780,971.56/x
  3. Step 3: Cross multiply
    3,912,378.02x = 5,868,587.28 × 1,780,971.56
  4. Step 4: Simplify right side
    3,912,378.02x = 10,451,787,043,057.76
  5. Step 5: Solve for x
    x = 10,451,787,043,057.76/3,912,378.02
  6. Step 6: Final answer
    x = 2,671,466.56

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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.