Home / 1,367,336.76-1,886,962.80-755,529.15

Finding the Fourth Proportional to 1,367,336.76, 1,886,962.80 and 755,529.15

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Solution

The fourth proportional to 1,367,336.76, 1,886,962.80 and 755,529.15 is: 1,042,651.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,336.76 : 1,886,962.80 = 755,529.15 : x
  2. Step 2: Convert to fraction form
    1,367,336.76/1,886,962.80 = 755,529.15/x
  3. Step 3: Cross multiply
    1,367,336.76x = 1,886,962.80 × 755,529.15
  4. Step 4: Simplify right side
    1,367,336.76x = 1,425,655,400,365.62
  5. Step 5: Solve for x
    x = 1,425,655,400,365.62/1,367,336.76
  6. Step 6: Final answer
    x = 1,042,651.26

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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.