Home / 1,778,480.40-2,669,470.20-880,935.60

Finding the Fourth Proportional to 1,778,480.40, 2,669,470.20 and 880,935.60

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Solution

The fourth proportional to 1,778,480.40, 2,669,470.20 and 880,935.60 is: 1,322,270.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,480.40 : 2,669,470.20 = 880,935.60 : x
  2. Step 2: Convert to fraction form
    1,778,480.40/2,669,470.20 = 880,935.60/x
  3. Step 3: Cross multiply
    1,778,480.40x = 2,669,470.20 × 880,935.60
  4. Step 4: Simplify right side
    1,778,480.40x = 2,351,631,332,319.12
  5. Step 5: Solve for x
    x = 2,351,631,332,319.12/1,778,480.40
  6. Step 6: Final answer
    x = 1,322,270.03

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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.