Home / 2,769,257.68-4,153,919.80-972,186.32

Finding the Fourth Proportional to 2,769,257.68, 4,153,919.80 and 972,186.32

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Solution

The fourth proportional to 2,769,257.68, 4,153,919.80 and 972,186.32 is: 1,458,291.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,257.68 : 4,153,919.80 = 972,186.32 : x
  2. Step 2: Convert to fraction form
    2,769,257.68/4,153,919.80 = 972,186.32/x
  3. Step 3: Cross multiply
    2,769,257.68x = 4,153,919.80 × 972,186.32
  4. Step 4: Simplify right side
    2,769,257.68x = 4,038,384,003,937.14
  5. Step 5: Solve for x
    x = 4,038,384,003,937.14/2,769,257.68
  6. Step 6: Final answer
    x = 1,458,291.16

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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.