Home / 1,122,889.11-1,683,980.40-364,555.37

Finding the Fourth Proportional to 1,122,889.11, 1,683,980.40 and 364,555.37

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Solution

The fourth proportional to 1,122,889.11, 1,683,980.40 and 364,555.37 is: 546,718.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,889.11 : 1,683,980.40 = 364,555.37 : x
  2. Step 2: Convert to fraction form
    1,122,889.11/1,683,980.40 = 364,555.37/x
  3. Step 3: Cross multiply
    1,122,889.11x = 1,683,980.40 × 364,555.37
  4. Step 4: Simplify right side
    1,122,889.11x = 613,904,089,374.85
  5. Step 5: Solve for x
    x = 613,904,089,374.85/1,122,889.11
  6. Step 6: Final answer
    x = 546,718.36

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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.