Home / 2,751,685.20-4,126,145.40-1,254,085.20

Finding the Fourth Proportional to 2,751,685.20, 4,126,145.40 and 1,254,085.20

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Solution

The fourth proportional to 2,751,685.20, 4,126,145.40 and 1,254,085.20 is: 1,880,497.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,685.20 : 4,126,145.40 = 1,254,085.20 : x
  2. Step 2: Convert to fraction form
    2,751,685.20/4,126,145.40 = 1,254,085.20/x
  3. Step 3: Cross multiply
    2,751,685.20x = 4,126,145.40 × 1,254,085.20
  4. Step 4: Simplify right side
    2,751,685.20x = 5,174,537,879,188.08
  5. Step 5: Solve for x
    x = 5,174,537,879,188.08/2,751,685.20
  6. Step 6: Final answer
    x = 1,880,497.77

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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.