Home / 1,894,724.40-2,837,939.40-1,645,892.40

Finding the Fourth Proportional to 1,894,724.40, 2,837,939.40 and 1,645,892.40

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Solution

The fourth proportional to 1,894,724.40, 2,837,939.40 and 1,645,892.40 is: 2,465,236.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,724.40 : 2,837,939.40 = 1,645,892.40 : x
  2. Step 2: Convert to fraction form
    1,894,724.40/2,837,939.40 = 1,645,892.40/x
  3. Step 3: Cross multiply
    1,894,724.40x = 2,837,939.40 × 1,645,892.40
  4. Step 4: Simplify right side
    1,894,724.40x = 4,670,942,890,120.56
  5. Step 5: Solve for x
    x = 4,670,942,890,120.56/1,894,724.40
  6. Step 6: Final answer
    x = 2,465,236.05

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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.