Home / 2,880,375.60-4,320,563.40-885,831.60

Finding the Fourth Proportional to 2,880,375.60, 4,320,563.40 and 885,831.60

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Solution

The fourth proportional to 2,880,375.60, 4,320,563.40 and 885,831.60 is: 1,328,747.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,375.60 : 4,320,563.40 = 885,831.60 : x
  2. Step 2: Convert to fraction form
    2,880,375.60/4,320,563.40 = 885,831.60/x
  3. Step 3: Cross multiply
    2,880,375.60x = 4,320,563.40 × 885,831.60
  4. Step 4: Simplify right side
    2,880,375.60x = 3,827,291,589,523.44
  5. Step 5: Solve for x
    x = 3,827,291,589,523.44/2,880,375.60
  6. Step 6: Final answer
    x = 1,328,747.40

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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.