Home / 3,518,491.86-4,855,485.96-1,990,599

Finding the Fourth Proportional to 3,518,491.86, 4,855,485.96 and 1,990,599

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Solution

The fourth proportional to 3,518,491.86, 4,855,485.96 and 1,990,599 is: 2,747,008.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518,491.86 : 4,855,485.96 = 1,990,599 : x
  2. Step 2: Convert to fraction form
    3,518,491.86/4,855,485.96 = 1,990,599/x
  3. Step 3: Cross multiply
    3,518,491.86x = 4,855,485.96 × 1,990,599
  4. Step 4: Simplify right side
    3,518,491.86x = 9,665,325,496,490.04
  5. Step 5: Solve for x
    x = 9,665,325,496,490.04/3,518,491.86
  6. Step 6: Final answer
    x = 2,747,008.06

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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.