Home / 1,425,467.24-1,967,193.74-780,887.26

Finding the Fourth Proportional to 1,425,467.24, 1,967,193.74 and 780,887.26

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Solution

The fourth proportional to 1,425,467.24, 1,967,193.74 and 780,887.26 is: 1,077,651.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,467.24 : 1,967,193.74 = 780,887.26 : x
  2. Step 2: Convert to fraction form
    1,425,467.24/1,967,193.74 = 780,887.26/x
  3. Step 3: Cross multiply
    1,425,467.24x = 1,967,193.74 × 780,887.26
  4. Step 4: Simplify right side
    1,425,467.24x = 1,536,156,528,396.23
  5. Step 5: Solve for x
    x = 1,536,156,528,396.23/1,425,467.24
  6. Step 6: Final answer
    x = 1,077,651.24

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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.