Home / 3,787,290.77-5,226,494.67-2,155,803.19

Finding the Fourth Proportional to 3,787,290.77, 5,226,494.67 and 2,155,803.19

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Solution

The fourth proportional to 3,787,290.77, 5,226,494.67 and 2,155,803.19 is: 2,975,027.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787,290.77 : 5,226,494.67 = 2,155,803.19 : x
  2. Step 2: Convert to fraction form
    3,787,290.77/5,226,494.67 = 2,155,803.19/x
  3. Step 3: Cross multiply
    3,787,290.77x = 5,226,494.67 × 2,155,803.19
  4. Step 4: Simplify right side
    3,787,290.77x = 11,267,293,869,037.76
  5. Step 5: Solve for x
    x = 11,267,293,869,037.76/3,787,290.77
  6. Step 6: Final answer
    x = 2,975,027.42

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Double scale
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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.