Home / 1,555,438.80-2,328,492.60-1,463,163.60

Finding the Fourth Proportional to 1,555,438.80, 2,328,492.60 and 1,463,163.60

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Solution

The fourth proportional to 1,555,438.80, 2,328,492.60 and 1,463,163.60 is: 2,190,356.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,438.80 : 2,328,492.60 = 1,463,163.60 : x
  2. Step 2: Convert to fraction form
    1,555,438.80/2,328,492.60 = 1,463,163.60/x
  3. Step 3: Cross multiply
    1,555,438.80x = 2,328,492.60 × 1,463,163.60
  4. Step 4: Simplify right side
    1,555,438.80x = 3,406,965,615,189.36
  5. Step 5: Solve for x
    x = 3,406,965,615,189.36/1,555,438.80
  6. Step 6: Final answer
    x = 2,190,356.58

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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.