Home / 1,352,700.51-1,866,754.86-740,879.06

Finding the Fourth Proportional to 1,352,700.51, 1,866,754.86 and 740,879.06

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Solution

The fourth proportional to 1,352,700.51, 1,866,754.86 and 740,879.06 is: 1,022,428.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,700.51 : 1,866,754.86 = 740,879.06 : x
  2. Step 2: Convert to fraction form
    1,352,700.51/1,866,754.86 = 740,879.06/x
  3. Step 3: Cross multiply
    1,352,700.51x = 1,866,754.86 × 740,879.06
  4. Step 4: Simplify right side
    1,352,700.51x = 1,383,039,573,815.16
  5. Step 5: Solve for x
    x = 1,383,039,573,815.16/1,352,700.51
  6. Step 6: Final answer
    x = 1,022,428.52

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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.