Home / 1,315,288.08-1,967,232.82-774,255.24

Finding the Fourth Proportional to 1,315,288.08, 1,967,232.82 and 774,255.24

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Solution

The fourth proportional to 1,315,288.08, 1,967,232.82 and 774,255.24 is: 1,158,027.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,288.08 : 1,967,232.82 = 774,255.24 : x
  2. Step 2: Convert to fraction form
    1,315,288.08/1,967,232.82 = 774,255.24/x
  3. Step 3: Cross multiply
    1,315,288.08x = 1,967,232.82 × 774,255.24
  4. Step 4: Simplify right side
    1,315,288.08x = 1,523,140,319,184.98
  5. Step 5: Solve for x
    x = 1,523,140,319,184.98/1,315,288.08
  6. Step 6: Final answer
    x = 1,158,027.92

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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.