Home / 1,336,286.40-2,004,429.60-627,698.40

Finding the Fourth Proportional to 1,336,286.40, 2,004,429.60 and 627,698.40

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Solution

The fourth proportional to 1,336,286.40, 2,004,429.60 and 627,698.40 is: 941,547.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,286.40 : 2,004,429.60 = 627,698.40 : x
  2. Step 2: Convert to fraction form
    1,336,286.40/2,004,429.60 = 627,698.40/x
  3. Step 3: Cross multiply
    1,336,286.40x = 2,004,429.60 × 627,698.40
  4. Step 4: Simplify right side
    1,336,286.40x = 1,258,177,252,832.64
  5. Step 5: Solve for x
    x = 1,258,177,252,832.64/1,336,286.40
  6. Step 6: Final answer
    x = 941,547.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.