Home / 1,412,896.32-1,949,806.08-768,323.52

Finding the Fourth Proportional to 1,412,896.32, 1,949,806.08 and 768,323.52

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Solution

The fourth proportional to 1,412,896.32, 1,949,806.08 and 768,323.52 is: 1,060,291.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,896.32 : 1,949,806.08 = 768,323.52 : x
  2. Step 2: Convert to fraction form
    1,412,896.32/1,949,806.08 = 768,323.52/x
  3. Step 3: Cross multiply
    1,412,896.32x = 1,949,806.08 × 768,323.52
  4. Step 4: Simplify right side
    1,412,896.32x = 1,498,081,870,703.00
  5. Step 5: Solve for x
    x = 1,498,081,870,703.00/1,412,896.32
  6. Step 6: Final answer
    x = 1,060,291.44

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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.