Home / 1,244,680.58-1,866,067.47-391,258.50

Finding the Fourth Proportional to 1,244,680.58, 1,866,067.47 and 391,258.50

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Solution

The fourth proportional to 1,244,680.58, 1,866,067.47 and 391,258.50 is: 586,588.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,680.58 : 1,866,067.47 = 391,258.50 : x
  2. Step 2: Convert to fraction form
    1,244,680.58/1,866,067.47 = 391,258.50/x
  3. Step 3: Cross multiply
    1,244,680.58x = 1,866,067.47 × 391,258.50
  4. Step 4: Simplify right side
    1,244,680.58x = 730,114,762,709.87
  5. Step 5: Solve for x
    x = 730,114,762,709.87/1,244,680.58
  6. Step 6: Final answer
    x = 586,588.06

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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.