Home / 1,865,904.40-2,799,202.20-603,773.20

Finding the Fourth Proportional to 1,865,904.40, 2,799,202.20 and 603,773.20

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Solution

The fourth proportional to 1,865,904.40, 2,799,202.20 and 603,773.20 is: 905,771.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,904.40 : 2,799,202.20 = 603,773.20 : x
  2. Step 2: Convert to fraction form
    1,865,904.40/2,799,202.20 = 603,773.20/x
  3. Step 3: Cross multiply
    1,865,904.40x = 2,799,202.20 × 603,773.20
  4. Step 4: Simplify right side
    1,865,904.40x = 1,690,083,269,741.04
  5. Step 5: Solve for x
    x = 1,690,083,269,741.04/1,865,904.40
  6. Step 6: Final answer
    x = 905,771.63

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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.