Home / 2,101,980.24-2,900,719.51-1,184,504.09

Finding the Fourth Proportional to 2,101,980.24, 2,900,719.51 and 1,184,504.09

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Solution

The fourth proportional to 2,101,980.24, 2,900,719.51 and 1,184,504.09 is: 1,634,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,980.24 : 2,900,719.51 = 1,184,504.09 : x
  2. Step 2: Convert to fraction form
    2,101,980.24/2,900,719.51 = 1,184,504.09/x
  3. Step 3: Cross multiply
    2,101,980.24x = 2,900,719.51 × 1,184,504.09
  4. Step 4: Simplify right side
    2,101,980.24x = 3,435,914,123,537.80
  5. Step 5: Solve for x
    x = 3,435,914,123,537.80/2,101,980.24
  6. Step 6: Final answer
    x = 1,634,608.20

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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.