Home / 1,197,866.54-1,653,012.42-653,992.32

Finding the Fourth Proportional to 1,197,866.54, 1,653,012.42 and 653,992.32

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Solution

The fourth proportional to 1,197,866.54, 1,653,012.42 and 653,992.32 is: 902,485.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,866.54 : 1,653,012.42 = 653,992.32 : x
  2. Step 2: Convert to fraction form
    1,197,866.54/1,653,012.42 = 653,992.32/x
  3. Step 3: Cross multiply
    1,197,866.54x = 1,653,012.42 × 653,992.32
  4. Step 4: Simplify right side
    1,197,866.54x = 1,081,057,427,544.61
  5. Step 5: Solve for x
    x = 1,081,057,427,544.61/1,197,866.54
  6. Step 6: Final answer
    x = 902,485.70

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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.