Home / 1,256,736-1,734,282.24-747,427.20

Finding the Fourth Proportional to 1,256,736, 1,734,282.24 and 747,427.20

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Solution

The fourth proportional to 1,256,736, 1,734,282.24 and 747,427.20 is: 1,031,441.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,736 : 1,734,282.24 = 747,427.20 : x
  2. Step 2: Convert to fraction form
    1,256,736/1,734,282.24 = 747,427.20/x
  3. Step 3: Cross multiply
    1,256,736x = 1,734,282.24 × 747,427.20
  4. Step 4: Simplify right side
    1,256,736x = 1,296,249,718,652.93
  5. Step 5: Solve for x
    x = 1,296,249,718,652.93/1,256,736
  6. Step 6: Final answer
    x = 1,031,441.54

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1.5x scale

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.