Home / 1,256,161.64-1,875,733.79-997,087.60

Finding the Fourth Proportional to 1,256,161.64, 1,875,733.79 and 997,087.60

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Solution

The fourth proportional to 1,256,161.64, 1,875,733.79 and 997,087.60 is: 1,488,877.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,161.64 : 1,875,733.79 = 997,087.60 : x
  2. Step 2: Convert to fraction form
    1,256,161.64/1,875,733.79 = 997,087.60/x
  3. Step 3: Cross multiply
    1,256,161.64x = 1,875,733.79 × 997,087.60
  4. Step 4: Simplify right side
    1,256,161.64x = 1,870,270,902,910.00
  5. Step 5: Solve for x
    x = 1,870,270,902,910.00/1,256,161.64
  6. Step 6: Final answer
    x = 1,488,877.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.