Home / 1,871,249.69-2,582,358.21-1,097,438.64

Finding the Fourth Proportional to 1,871,249.69, 2,582,358.21 and 1,097,438.64

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Solution

The fourth proportional to 1,871,249.69, 2,582,358.21 and 1,097,438.64 is: 1,514,485.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,249.69 : 2,582,358.21 = 1,097,438.64 : x
  2. Step 2: Convert to fraction form
    1,871,249.69/2,582,358.21 = 1,097,438.64/x
  3. Step 3: Cross multiply
    1,871,249.69x = 2,582,358.21 × 1,097,438.64
  4. Step 4: Simplify right side
    1,871,249.69x = 2,833,979,673,260.09
  5. Step 5: Solve for x
    x = 2,833,979,673,260.09/1,871,249.69
  6. Step 6: Final answer
    x = 1,514,485.05

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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.