Home / 4,345,232.90-6,520,182.15-1,821,143.30

Finding the Fourth Proportional to 4,345,232.90, 6,520,182.15 and 1,821,143.30

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Solution

The fourth proportional to 4,345,232.90, 6,520,182.15 and 1,821,143.30 is: 2,732,692.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345,232.90 : 6,520,182.15 = 1,821,143.30 : x
  2. Step 2: Convert to fraction form
    4,345,232.90/6,520,182.15 = 1,821,143.30/x
  3. Step 3: Cross multiply
    4,345,232.90x = 6,520,182.15 × 1,821,143.30
  4. Step 4: Simplify right side
    4,345,232.90x = 11,874,186,037,252.10
  5. Step 5: Solve for x
    x = 11,874,186,037,252.10/4,345,232.90
  6. Step 6: Final answer
    x = 2,732,692.66

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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.