Home / 1,880,916-2,818,608.48-1,111,621.92

Finding the Fourth Proportional to 1,880,916, 2,818,608.48 and 1,111,621.92

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Solution

The fourth proportional to 1,880,916, 2,818,608.48 and 1,111,621.92 is: 1,665,798.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,916 : 2,818,608.48 = 1,111,621.92 : x
  2. Step 2: Convert to fraction form
    1,880,916/2,818,608.48 = 1,111,621.92/x
  3. Step 3: Cross multiply
    1,880,916x = 2,818,608.48 × 1,111,621.92
  4. Step 4: Simplify right side
    1,880,916x = 3,133,226,970,265.88
  5. Step 5: Solve for x
    x = 3,133,226,970,265.88/1,880,916
  6. Step 6: Final answer
    x = 1,665,798.46

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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.