Home / 1,299,446.91-1,946,142.59-1,263,573.63

Finding the Fourth Proportional to 1,299,446.91, 1,946,142.59 and 1,263,573.63

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Solution

The fourth proportional to 1,299,446.91, 1,946,142.59 and 1,263,573.63 is: 1,892,416.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,446.91 : 1,946,142.59 = 1,263,573.63 : x
  2. Step 2: Convert to fraction form
    1,299,446.91/1,946,142.59 = 1,263,573.63/x
  3. Step 3: Cross multiply
    1,299,446.91x = 1,946,142.59 × 1,263,573.63
  4. Step 4: Simplify right side
    1,299,446.91x = 2,459,094,450,626.03
  5. Step 5: Solve for x
    x = 2,459,094,450,626.03/1,299,446.91
  6. Step 6: Final answer
    x = 1,892,416.25

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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.