Home / 3,074,830.08-4,243,334.40-1,928,958.72

Finding the Fourth Proportional to 3,074,830.08, 4,243,334.40 and 1,928,958.72

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Solution

The fourth proportional to 3,074,830.08, 4,243,334.40 and 1,928,958.72 is: 2,662,006.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074,830.08 : 4,243,334.40 = 1,928,958.72 : x
  2. Step 2: Convert to fraction form
    3,074,830.08/4,243,334.40 = 1,928,958.72/x
  3. Step 3: Cross multiply
    3,074,830.08x = 4,243,334.40 × 1,928,958.72
  4. Step 4: Simplify right side
    3,074,830.08x = 8,185,216,892,755.97
  5. Step 5: Solve for x
    x = 8,185,216,892,755.97/3,074,830.08
  6. Step 6: Final answer
    x = 2,662,006.25

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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.