Home / 1,080,229.93-1,620,345.44-281,509.45

Finding the Fourth Proportional to 1,080,229.93, 1,620,345.44 and 281,509.45

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Solution

The fourth proportional to 1,080,229.93, 1,620,345.44 and 281,509.45 is: 422,264.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,229.93 : 1,620,345.44 = 281,509.45 : x
  2. Step 2: Convert to fraction form
    1,080,229.93/1,620,345.44 = 281,509.45/x
  3. Step 3: Cross multiply
    1,080,229.93x = 1,620,345.44 × 281,509.45
  4. Step 4: Simplify right side
    1,080,229.93x = 456,142,550,277.32
  5. Step 5: Solve for x
    x = 456,142,550,277.32/1,080,229.93
  6. Step 6: Final answer
    x = 422,264.31

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Double scale
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1.5x scale

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.