Home / 2,578,741.40-3,868,112.10-2,392,117.40

Finding the Fourth Proportional to 2,578,741.40, 3,868,112.10 and 2,392,117.40

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Solution

The fourth proportional to 2,578,741.40, 3,868,112.10 and 2,392,117.40 is: 3,588,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,741.40 : 3,868,112.10 = 2,392,117.40 : x
  2. Step 2: Convert to fraction form
    2,578,741.40/3,868,112.10 = 2,392,117.40/x
  3. Step 3: Cross multiply
    2,578,741.40x = 3,868,112.10 × 2,392,117.40
  4. Step 4: Simplify right side
    2,578,741.40x = 9,252,978,259,560.54
  5. Step 5: Solve for x
    x = 9,252,978,259,560.54/2,578,741.40
  6. Step 6: Final answer
    x = 3,588,176.10

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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.