Home / 1,435,473.63-1,980,998.37-823,738.41

Finding the Fourth Proportional to 1,435,473.63, 1,980,998.37 and 823,738.41

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Solution

The fourth proportional to 1,435,473.63, 1,980,998.37 and 823,738.41 is: 1,136,784.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,473.63 : 1,980,998.37 = 823,738.41 : x
  2. Step 2: Convert to fraction form
    1,435,473.63/1,980,998.37 = 823,738.41/x
  3. Step 3: Cross multiply
    1,435,473.63x = 1,980,998.37 × 823,738.41
  4. Step 4: Simplify right side
    1,435,473.63x = 1,631,824,447,516.39
  5. Step 5: Solve for x
    x = 1,631,824,447,516.39/1,435,473.63
  6. Step 6: Final answer
    x = 1,136,784.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.