Home / 1,479,986.32-2,213,651.64-1,235,338.72

Finding the Fourth Proportional to 1,479,986.32, 2,213,651.64 and 1,235,338.72

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Solution

The fourth proportional to 1,479,986.32, 2,213,651.64 and 1,235,338.72 is: 1,847,726.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,986.32 : 2,213,651.64 = 1,235,338.72 : x
  2. Step 2: Convert to fraction form
    1,479,986.32/2,213,651.64 = 1,235,338.72/x
  3. Step 3: Cross multiply
    1,479,986.32x = 2,213,651.64 × 1,235,338.72
  4. Step 4: Simplify right side
    1,479,986.32x = 2,734,609,583,483.50
  5. Step 5: Solve for x
    x = 2,734,609,583,483.50/1,479,986.32
  6. Step 6: Final answer
    x = 1,847,726.26

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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.