Home / 1,370,188.25-2,051,187.52-828,806.14

Finding the Fourth Proportional to 1,370,188.25, 2,051,187.52 and 828,806.14

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Solution

The fourth proportional to 1,370,188.25, 2,051,187.52 and 828,806.14 is: 1,240,732.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,188.25 : 2,051,187.52 = 828,806.14 : x
  2. Step 2: Convert to fraction form
    1,370,188.25/2,051,187.52 = 828,806.14/x
  3. Step 3: Cross multiply
    1,370,188.25x = 2,051,187.52 × 828,806.14
  4. Step 4: Simplify right side
    1,370,188.25x = 1,700,036,810,867.37
  5. Step 5: Solve for x
    x = 1,700,036,810,867.37/1,370,188.25
  6. Step 6: Final answer
    x = 1,240,732.29

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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.