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Finding the Fourth Proportional to 1,774,243, 2,448,455.34 and 969,427

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Solution

The fourth proportional to 1,774,243, 2,448,455.34 and 969,427 is: 1,337,809.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,243 : 2,448,455.34 = 969,427 : x
  2. Step 2: Convert to fraction form
    1,774,243/2,448,455.34 = 969,427/x
  3. Step 3: Cross multiply
    1,774,243x = 2,448,455.34 × 969,427
  4. Step 4: Simplify right side
    1,774,243x = 2,373,598,714,890.18
  5. Step 5: Solve for x
    x = 2,373,598,714,890.18/1,774,243
  6. Step 6: Final answer
    x = 1,337,809.26

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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.