Home / 1,230,052.23-1,697,467.37-686,187.59

Finding the Fourth Proportional to 1,230,052.23, 1,697,467.37 and 686,187.59

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Solution

The fourth proportional to 1,230,052.23, 1,697,467.37 and 686,187.59 is: 946,936.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,052.23 : 1,697,467.37 = 686,187.59 : x
  2. Step 2: Convert to fraction form
    1,230,052.23/1,697,467.37 = 686,187.59/x
  3. Step 3: Cross multiply
    1,230,052.23x = 1,697,467.37 × 686,187.59
  4. Step 4: Simplify right side
    1,230,052.23x = 1,164,781,035,665.47
  5. Step 5: Solve for x
    x = 1,164,781,035,665.47/1,230,052.23
  6. Step 6: Final answer
    x = 946,936.24

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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.