Home / 1,193,490.36-1,647,051.71-649,661.63

Finding the Fourth Proportional to 1,193,490.36, 1,647,051.71 and 649,661.63

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Solution

The fourth proportional to 1,193,490.36, 1,647,051.71 and 649,661.63 is: 896,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,490.36 : 1,647,051.71 = 649,661.63 : x
  2. Step 2: Convert to fraction form
    1,193,490.36/1,647,051.71 = 649,661.63/x
  3. Step 3: Cross multiply
    1,193,490.36x = 1,647,051.71 × 649,661.63
  4. Step 4: Simplify right side
    1,193,490.36x = 1,070,026,287,129.32
  5. Step 5: Solve for x
    x = 1,070,026,287,129.32/1,193,490.36
  6. Step 6: Final answer
    x = 896,552.10

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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.