Home / 1,427,212.27-1,967,647.58-1,133,835.40

Finding the Fourth Proportional to 1,427,212.27, 1,967,647.58 and 1,133,835.40

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Solution

The fourth proportional to 1,427,212.27, 1,967,647.58 and 1,133,835.40 is: 1,563,179.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,212.27 : 1,967,647.58 = 1,133,835.40 : x
  2. Step 2: Convert to fraction form
    1,427,212.27/1,967,647.58 = 1,133,835.40/x
  3. Step 3: Cross multiply
    1,427,212.27x = 1,967,647.58 × 1,133,835.40
  4. Step 4: Simplify right side
    1,427,212.27x = 2,230,988,471,090.09
  5. Step 5: Solve for x
    x = 2,230,988,471,090.09/1,427,212.27
  6. Step 6: Final answer
    x = 1,563,179.16

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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.