Home / 1,809,980.39-2,710,837.15-864,015.41

Finding the Fourth Proportional to 1,809,980.39, 2,710,837.15 and 864,015.41

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Solution

The fourth proportional to 1,809,980.39, 2,710,837.15 and 864,015.41 is: 1,294,049.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,980.39 : 2,710,837.15 = 864,015.41 : x
  2. Step 2: Convert to fraction form
    1,809,980.39/2,710,837.15 = 864,015.41/x
  3. Step 3: Cross multiply
    1,809,980.39x = 2,710,837.15 × 864,015.41
  4. Step 4: Simplify right side
    1,809,980.39x = 2,342,205,071,600.48
  5. Step 5: Solve for x
    x = 2,342,205,071,600.48/1,809,980.39
  6. Step 6: Final answer
    x = 1,294,049.97

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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.