Home / 2,712,072-3,742,659.36-1,505,042.24

Finding the Fourth Proportional to 2,712,072, 3,742,659.36 and 1,505,042.24

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Solution

The fourth proportional to 2,712,072, 3,742,659.36 and 1,505,042.24 is: 2,076,958.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,072 : 3,742,659.36 = 1,505,042.24 : x
  2. Step 2: Convert to fraction form
    2,712,072/3,742,659.36 = 1,505,042.24/x
  3. Step 3: Cross multiply
    2,712,072x = 3,742,659.36 × 1,505,042.24
  4. Step 4: Simplify right side
    2,712,072x = 5,632,860,426,731.37
  5. Step 5: Solve for x
    x = 5,632,860,426,731.37/2,712,072
  6. Step 6: Final answer
    x = 2,076,958.29

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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.