Home / 1,206,071.64-1,664,399.61-662,230.35

Finding the Fourth Proportional to 1,206,071.64, 1,664,399.61 and 662,230.35

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Solution

The fourth proportional to 1,206,071.64, 1,664,399.61 and 662,230.35 is: 913,889.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,071.64 : 1,664,399.61 = 662,230.35 : x
  2. Step 2: Convert to fraction form
    1,206,071.64/1,664,399.61 = 662,230.35/x
  3. Step 3: Cross multiply
    1,206,071.64x = 1,664,399.61 × 662,230.35
  4. Step 4: Simplify right side
    1,206,071.64x = 1,102,215,936,270.16
  5. Step 5: Solve for x
    x = 1,102,215,936,270.16/1,206,071.64
  6. Step 6: Final answer
    x = 913,889.27

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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.