Home / 3,184,777.28-4,778,695.56-1,986,392

Finding the Fourth Proportional to 3,184,777.28, 4,778,695.56 and 1,986,392

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Solution

The fourth proportional to 3,184,777.28, 4,778,695.56 and 1,986,392 is: 2,980,542.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184,777.28 : 4,778,695.56 = 1,986,392 : x
  2. Step 2: Convert to fraction form
    3,184,777.28/4,778,695.56 = 1,986,392/x
  3. Step 3: Cross multiply
    3,184,777.28x = 4,778,695.56 × 1,986,392
  4. Step 4: Simplify right side
    3,184,777.28x = 9,492,362,630,819.52
  5. Step 5: Solve for x
    x = 9,492,362,630,819.52/3,184,777.28
  6. Step 6: Final answer
    x = 2,980,542.06

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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.