Home / 1,567,786.64-2,163,569.08-879,610.64

Finding the Fourth Proportional to 1,567,786.64, 2,163,569.08 and 879,610.64

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Solution

The fourth proportional to 1,567,786.64, 2,163,569.08 and 879,610.64 is: 1,213,875.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,786.64 : 2,163,569.08 = 879,610.64 : x
  2. Step 2: Convert to fraction form
    1,567,786.64/2,163,569.08 = 879,610.64/x
  3. Step 3: Cross multiply
    1,567,786.64x = 2,163,569.08 × 879,610.64
  4. Step 4: Simplify right side
    1,567,786.64x = 1,903,098,383,143.01
  5. Step 5: Solve for x
    x = 1,903,098,383,143.01/1,567,786.64
  6. Step 6: Final answer
    x = 1,213,875.88

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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.