Home / 4,943,419.20-7,415,128.80-1,752,148.80

Finding the Fourth Proportional to 4,943,419.20, 7,415,128.80 and 1,752,148.80

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Solution

The fourth proportional to 4,943,419.20, 7,415,128.80 and 1,752,148.80 is: 2,628,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943,419.20 : 7,415,128.80 = 1,752,148.80 : x
  2. Step 2: Convert to fraction form
    4,943,419.20/7,415,128.80 = 1,752,148.80/x
  3. Step 3: Cross multiply
    4,943,419.20x = 7,415,128.80 × 1,752,148.80
  4. Step 4: Simplify right side
    4,943,419.20x = 12,992,409,028,765.44
  5. Step 5: Solve for x
    x = 12,992,409,028,765.44/4,943,419.20
  6. Step 6: Final answer
    x = 2,628,223.20

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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.