Home / 2,186,160.17-3,016,906.43-1,219,353.08

Finding the Fourth Proportional to 2,186,160.17, 3,016,906.43 and 1,219,353.08

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Solution

The fourth proportional to 2,186,160.17, 3,016,906.43 and 1,219,353.08 is: 1,682,710.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,160.17 : 3,016,906.43 = 1,219,353.08 : x
  2. Step 2: Convert to fraction form
    2,186,160.17/3,016,906.43 = 1,219,353.08/x
  3. Step 3: Cross multiply
    2,186,160.17x = 3,016,906.43 × 1,219,353.08
  4. Step 4: Simplify right side
    2,186,160.17x = 3,678,674,126,311.01
  5. Step 5: Solve for x
    x = 3,678,674,126,311.01/2,186,160.17
  6. Step 6: Final answer
    x = 1,682,710.25

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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.