Home / 1,300,239.04-1,794,336.37-727,279.21

Finding the Fourth Proportional to 1,300,239.04, 1,794,336.37 and 727,279.21

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Solution

The fourth proportional to 1,300,239.04, 1,794,336.37 and 727,279.21 is: 1,003,648.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,239.04 : 1,794,336.37 = 727,279.21 : x
  2. Step 2: Convert to fraction form
    1,300,239.04/1,794,336.37 = 727,279.21/x
  3. Step 3: Cross multiply
    1,300,239.04x = 1,794,336.37 × 727,279.21
  4. Step 4: Simplify right side
    1,300,239.04x = 1,304,983,535,829.67
  5. Step 5: Solve for x
    x = 1,304,983,535,829.67/1,300,239.04
  6. Step 6: Final answer
    x = 1,003,648.94

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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.