Home / 1,798,219.19-2,684,211.47-1,571,212.64

Finding the Fourth Proportional to 1,798,219.19, 2,684,211.47 and 1,571,212.64

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Solution

The fourth proportional to 1,798,219.19, 2,684,211.47 and 1,571,212.64 is: 2,345,357.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,219.19 : 2,684,211.47 = 1,571,212.64 : x
  2. Step 2: Convert to fraction form
    1,798,219.19/2,684,211.47 = 1,571,212.64/x
  3. Step 3: Cross multiply
    1,798,219.19x = 2,684,211.47 × 1,571,212.64
  4. Step 4: Simplify right side
    1,798,219.19x = 4,217,466,968,819.86
  5. Step 5: Solve for x
    x = 4,217,466,968,819.86/1,798,219.19
  6. Step 6: Final answer
    x = 2,345,357.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.