Home / 1,718,839.20-2,578,647.60-1,008,501.60

Finding the Fourth Proportional to 1,718,839.20, 2,578,647.60 and 1,008,501.60

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Solution

The fourth proportional to 1,718,839.20, 2,578,647.60 and 1,008,501.60 is: 1,512,980.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,839.20 : 2,578,647.60 = 1,008,501.60 : x
  2. Step 2: Convert to fraction form
    1,718,839.20/2,578,647.60 = 1,008,501.60/x
  3. Step 3: Cross multiply
    1,718,839.20x = 2,578,647.60 × 1,008,501.60
  4. Step 4: Simplify right side
    1,718,839.20x = 2,600,570,230,436.16
  5. Step 5: Solve for x
    x = 2,600,570,230,436.16/1,718,839.20
  6. Step 6: Final answer
    x = 1,512,980.52

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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.