Home / 1,867,516.40-2,577,138.72-1,051,716.80

Finding the Fourth Proportional to 1,867,516.40, 2,577,138.72 and 1,051,716.80

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Solution

The fourth proportional to 1,867,516.40, 2,577,138.72 and 1,051,716.80 is: 1,451,350.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,516.40 : 2,577,138.72 = 1,051,716.80 : x
  2. Step 2: Convert to fraction form
    1,867,516.40/2,577,138.72 = 1,051,716.80/x
  3. Step 3: Cross multiply
    1,867,516.40x = 2,577,138.72 × 1,051,716.80
  4. Step 4: Simplify right side
    1,867,516.40x = 2,710,420,087,754.50
  5. Step 5: Solve for x
    x = 2,710,420,087,754.50/1,867,516.40
  6. Step 6: Final answer
    x = 1,451,350.09

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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.