Home / 1,352,999.52-1,865,851.34-809,048.88

Finding the Fourth Proportional to 1,352,999.52, 1,865,851.34 and 809,048.88

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Solution

The fourth proportional to 1,352,999.52, 1,865,851.34 and 809,048.88 is: 1,115,717.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,999.52 : 1,865,851.34 = 809,048.88 : x
  2. Step 2: Convert to fraction form
    1,352,999.52/1,865,851.34 = 809,048.88/x
  3. Step 3: Cross multiply
    1,352,999.52x = 1,865,851.34 × 809,048.88
  4. Step 4: Simplify right side
    1,352,999.52x = 1,509,564,932,828.26
  5. Step 5: Solve for x
    x = 1,509,564,932,828.26/1,352,999.52
  6. Step 6: Final answer
    x = 1,115,717.27

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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.