Home / 1,476,943.20-2,213,859.60-578,037.60

Finding the Fourth Proportional to 1,476,943.20, 2,213,859.60 and 578,037.60

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Solution

The fourth proportional to 1,476,943.20, 2,213,859.60 and 578,037.60 is: 866,447.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,943.20 : 2,213,859.60 = 578,037.60 : x
  2. Step 2: Convert to fraction form
    1,476,943.20/2,213,859.60 = 578,037.60/x
  3. Step 3: Cross multiply
    1,476,943.20x = 2,213,859.60 × 578,037.60
  4. Step 4: Simplify right side
    1,476,943.20x = 1,279,694,089,920.96
  5. Step 5: Solve for x
    x = 1,279,694,089,920.96/1,476,943.20
  6. Step 6: Final answer
    x = 866,447.73

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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.