Home / 1,267,321.92-1,901,279.52-368,783.52

Finding the Fourth Proportional to 1,267,321.92, 1,901,279.52 and 368,783.52

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Solution

The fourth proportional to 1,267,321.92, 1,901,279.52 and 368,783.52 is: 553,261.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,321.92 : 1,901,279.52 = 368,783.52 : x
  2. Step 2: Convert to fraction form
    1,267,321.92/1,901,279.52 = 368,783.52/x
  3. Step 3: Cross multiply
    1,267,321.92x = 1,901,279.52 × 368,783.52
  4. Step 4: Simplify right side
    1,267,321.92x = 701,160,553,889.51
  5. Step 5: Solve for x
    x = 701,160,553,889.51/1,267,321.92
  6. Step 6: Final answer
    x = 553,261.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.