Home / 2,589,007.20-3,883,802.40-791,876.40

Finding the Fourth Proportional to 2,589,007.20, 3,883,802.40 and 791,876.40

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Solution

The fourth proportional to 2,589,007.20, 3,883,802.40 and 791,876.40 is: 1,187,903.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,007.20 : 3,883,802.40 = 791,876.40 : x
  2. Step 2: Convert to fraction form
    2,589,007.20/3,883,802.40 = 791,876.40/x
  3. Step 3: Cross multiply
    2,589,007.20x = 3,883,802.40 × 791,876.40
  4. Step 4: Simplify right side
    2,589,007.20x = 3,075,491,462,823.36
  5. Step 5: Solve for x
    x = 3,075,491,462,823.36/2,589,007.20
  6. Step 6: Final answer
    x = 1,187,903.79

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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.