Home / 3,163,384.77-4,745,208.38-919,522.77

Finding the Fourth Proportional to 3,163,384.77, 4,745,208.38 and 919,522.77

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Solution

The fourth proportional to 3,163,384.77, 4,745,208.38 and 919,522.77 is: 1,379,322.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163,384.77 : 4,745,208.38 = 919,522.77 : x
  2. Step 2: Convert to fraction form
    3,163,384.77/4,745,208.38 = 919,522.77/x
  3. Step 3: Cross multiply
    3,163,384.77x = 4,745,208.38 × 919,522.77
  4. Step 4: Simplify right side
    3,163,384.77x = 4,363,327,149,207.20
  5. Step 5: Solve for x
    x = 4,363,327,149,207.20/3,163,384.77
  6. Step 6: Final answer
    x = 1,379,322.30

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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.