Home / 4,292,099.80-6,439,146.78-1,259,343.16

Finding the Fourth Proportional to 4,292,099.80, 6,439,146.78 and 1,259,343.16

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Solution

The fourth proportional to 4,292,099.80, 6,439,146.78 and 1,259,343.16 is: 1,889,307.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292,099.80 : 6,439,146.78 = 1,259,343.16 : x
  2. Step 2: Convert to fraction form
    4,292,099.80/6,439,146.78 = 1,259,343.16/x
  3. Step 3: Cross multiply
    4,292,099.80x = 6,439,146.78 × 1,259,343.16
  4. Step 4: Simplify right side
    4,292,099.80x = 8,109,095,453,629.03
  5. Step 5: Solve for x
    x = 8,109,095,453,629.03/4,292,099.80
  6. Step 6: Final answer
    x = 1,889,307.29

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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.