Home / 2,018,529.72-3,022,876.06-1,335,000.15

Finding the Fourth Proportional to 2,018,529.72, 3,022,876.06 and 1,335,000.15

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Solution

The fourth proportional to 2,018,529.72, 3,022,876.06 and 1,335,000.15 is: 1,999,247.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,529.72 : 3,022,876.06 = 1,335,000.15 : x
  2. Step 2: Convert to fraction form
    2,018,529.72/3,022,876.06 = 1,335,000.15/x
  3. Step 3: Cross multiply
    2,018,529.72x = 3,022,876.06 × 1,335,000.15
  4. Step 4: Simplify right side
    2,018,529.72x = 4,035,539,990,193.91
  5. Step 5: Solve for x
    x = 4,035,539,990,193.91/2,018,529.72
  6. Step 6: Final answer
    x = 1,999,247.25

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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.