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Finding the Fourth Proportional to 1,774,242, 2,448,453.96 and 969,426

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Solution

The fourth proportional to 1,774,242, 2,448,453.96 and 969,426 is: 1,337,807.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,242 : 2,448,453.96 = 969,426 : x
  2. Step 2: Convert to fraction form
    1,774,242/2,448,453.96 = 969,426/x
  3. Step 3: Cross multiply
    1,774,242x = 2,448,453.96 × 969,426
  4. Step 4: Simplify right side
    1,774,242x = 2,373,594,928,626.96
  5. Step 5: Solve for x
    x = 2,373,594,928,626.96/1,774,242
  6. Step 6: Final answer
    x = 1,337,807.88

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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.