Home / 2,758,530.18-4,137,818.33-961,410.75

Finding the Fourth Proportional to 2,758,530.18, 4,137,818.33 and 961,410.75

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Solution

The fourth proportional to 2,758,530.18, 4,137,818.33 and 961,410.75 is: 1,442,124.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,530.18 : 4,137,818.33 = 961,410.75 : x
  2. Step 2: Convert to fraction form
    2,758,530.18/4,137,818.33 = 961,410.75/x
  3. Step 3: Cross multiply
    2,758,530.18x = 4,137,818.33 × 961,410.75
  4. Step 4: Simplify right side
    2,758,530.18x = 3,978,143,024,009.05
  5. Step 5: Solve for x
    x = 3,978,143,024,009.05/2,758,530.18
  6. Step 6: Final answer
    x = 1,442,124.16

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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.