Home / 3,210,619.28-4,430,485.24-1,833,692.28

Finding the Fourth Proportional to 3,210,619.28, 4,430,485.24 and 1,833,692.28

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Solution

The fourth proportional to 3,210,619.28, 4,430,485.24 and 1,833,692.28 is: 2,530,398.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,619.28 : 4,430,485.24 = 1,833,692.28 : x
  2. Step 2: Convert to fraction form
    3,210,619.28/4,430,485.24 = 1,833,692.28/x
  3. Step 3: Cross multiply
    3,210,619.28x = 4,430,485.24 × 1,833,692.28
  4. Step 4: Simplify right side
    3,210,619.28x = 8,124,146,581,241.95
  5. Step 5: Solve for x
    x = 8,124,146,581,241.95/3,210,619.28
  6. Step 6: Final answer
    x = 2,530,398.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.