Home / 1,569,464.64-2,165,797.44-890,386.56

Finding the Fourth Proportional to 1,569,464.64, 2,165,797.44 and 890,386.56

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Solution

The fourth proportional to 1,569,464.64, 2,165,797.44 and 890,386.56 is: 1,228,697.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,464.64 : 2,165,797.44 = 890,386.56 : x
  2. Step 2: Convert to fraction form
    1,569,464.64/2,165,797.44 = 890,386.56/x
  3. Step 3: Cross multiply
    1,569,464.64x = 2,165,797.44 × 890,386.56
  4. Step 4: Simplify right side
    1,569,464.64x = 1,928,396,932,258.41
  5. Step 5: Solve for x
    x = 1,928,396,932,258.41/1,569,464.64
  6. Step 6: Final answer
    x = 1,228,697.28

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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.