Home / 4,243,507.20-6,365,260.80-1,719,244.80

Finding the Fourth Proportional to 4,243,507.20, 6,365,260.80 and 1,719,244.80

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Solution

The fourth proportional to 4,243,507.20, 6,365,260.80 and 1,719,244.80 is: 2,578,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243,507.20 : 6,365,260.80 = 1,719,244.80 : x
  2. Step 2: Convert to fraction form
    4,243,507.20/6,365,260.80 = 1,719,244.80/x
  3. Step 3: Cross multiply
    4,243,507.20x = 6,365,260.80 × 1,719,244.80
  4. Step 4: Simplify right side
    4,243,507.20x = 10,943,441,531,043.84
  5. Step 5: Solve for x
    x = 10,943,441,531,043.84/4,243,507.20
  6. Step 6: Final answer
    x = 2,578,867.20

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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.