Home / 1,828,632.32-2,743,128.92-630,396.90

Finding the Fourth Proportional to 1,828,632.32, 2,743,128.92 and 630,396.90

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Solution

The fourth proportional to 1,828,632.32, 2,743,128.92 and 630,396.90 is: 945,657.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,632.32 : 2,743,128.92 = 630,396.90 : x
  2. Step 2: Convert to fraction form
    1,828,632.32/2,743,128.92 = 630,396.90/x
  3. Step 3: Cross multiply
    1,828,632.32x = 2,743,128.92 × 630,396.90
  4. Step 4: Simplify right side
    1,828,632.32x = 1,729,259,967,468.35
  5. Step 5: Solve for x
    x = 1,729,259,967,468.35/1,828,632.32
  6. Step 6: Final answer
    x = 945,657.55

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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.