Home / 1,315,287.08-1,967,231.32-774,254.24

Finding the Fourth Proportional to 1,315,287.08, 1,967,231.32 and 774,254.24

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Solution

The fourth proportional to 1,315,287.08, 1,967,231.32 and 774,254.24 is: 1,158,026.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,287.08 : 1,967,231.32 = 774,254.24 : x
  2. Step 2: Convert to fraction form
    1,315,287.08/1,967,231.32 = 774,254.24/x
  3. Step 3: Cross multiply
    1,315,287.08x = 1,967,231.32 × 774,254.24
  4. Step 4: Simplify right side
    1,315,287.08x = 1,523,137,190,570.80
  5. Step 5: Solve for x
    x = 1,523,137,190,570.80/1,315,287.08
  6. Step 6: Final answer
    x = 1,158,026.42

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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.