Home / 1,509,760.80-2,083,527.23-865,305.36

Finding the Fourth Proportional to 1,509,760.80, 2,083,527.23 and 865,305.36

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Solution

The fourth proportional to 1,509,760.80, 2,083,527.23 and 865,305.36 is: 1,194,154.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,760.80 : 2,083,527.23 = 865,305.36 : x
  2. Step 2: Convert to fraction form
    1,509,760.80/2,083,527.23 = 865,305.36/x
  3. Step 3: Cross multiply
    1,509,760.80x = 2,083,527.23 × 865,305.36
  4. Step 4: Simplify right side
    1,509,760.80x = 1,802,887,275,498.43
  5. Step 5: Solve for x
    x = 1,802,887,275,498.43/1,509,760.80
  6. Step 6: Final answer
    x = 1,194,154.25

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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.