Home / 1,867,653-2,796,990.30-1,066,509

Finding the Fourth Proportional to 1,867,653, 2,796,990.30 and 1,066,509

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Solution

The fourth proportional to 1,867,653, 2,796,990.30 and 1,066,509 is: 1,597,199.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,653 : 2,796,990.30 = 1,066,509 : x
  2. Step 2: Convert to fraction form
    1,867,653/2,796,990.30 = 1,066,509/x
  3. Step 3: Cross multiply
    1,867,653x = 2,796,990.30 × 1,066,509
  4. Step 4: Simplify right side
    1,867,653x = 2,983,015,327,862.70
  5. Step 5: Solve for x
    x = 2,983,015,327,862.70/1,867,653
  6. Step 6: Final answer
    x = 1,597,199.98

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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.