Home / 2,812,015.15-3,880,561.59-1,522,826.03

Finding the Fourth Proportional to 2,812,015.15, 3,880,561.59 and 1,522,826.03

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Solution

The fourth proportional to 2,812,015.15, 3,880,561.59 and 1,522,826.03 is: 2,101,489.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,015.15 : 3,880,561.59 = 1,522,826.03 : x
  2. Step 2: Convert to fraction form
    2,812,015.15/3,880,561.59 = 1,522,826.03/x
  3. Step 3: Cross multiply
    2,812,015.15x = 3,880,561.59 × 1,522,826.03
  4. Step 4: Simplify right side
    2,812,015.15x = 5,909,420,209,971.59
  5. Step 5: Solve for x
    x = 5,909,420,209,971.59/2,812,015.15
  6. Step 6: Final answer
    x = 2,101,489.47

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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.