Home / 2,567,120.10-3,542,491.01-1,405,343.63

Finding the Fourth Proportional to 2,567,120.10, 3,542,491.01 and 1,405,343.63

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Solution

The fourth proportional to 2,567,120.10, 3,542,491.01 and 1,405,343.63 is: 1,939,300.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,120.10 : 3,542,491.01 = 1,405,343.63 : x
  2. Step 2: Convert to fraction form
    2,567,120.10/3,542,491.01 = 1,405,343.63/x
  3. Step 3: Cross multiply
    2,567,120.10x = 3,542,491.01 × 1,405,343.63
  4. Step 4: Simplify right side
    2,567,120.10x = 4,978,417,175,235.77
  5. Step 5: Solve for x
    x = 4,978,417,175,235.77/2,567,120.10
  6. Step 6: Final answer
    x = 1,939,300.46

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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.