Home / 1,661,289.80-2,292,580.01-897,343.36

Finding the Fourth Proportional to 1,661,289.80, 2,292,580.01 and 897,343.36

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Solution

The fourth proportional to 1,661,289.80, 2,292,580.01 and 897,343.36 is: 1,238,333.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,289.80 : 2,292,580.01 = 897,343.36 : x
  2. Step 2: Convert to fraction form
    1,661,289.80/2,292,580.01 = 897,343.36/x
  3. Step 3: Cross multiply
    1,661,289.80x = 2,292,580.01 × 897,343.36
  4. Step 4: Simplify right side
    1,661,289.80x = 2,057,231,453,602.35
  5. Step 5: Solve for x
    x = 2,057,231,453,602.35/1,661,289.80
  6. Step 6: Final answer
    x = 1,238,333.89

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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.