Home / 1,397,080.96-1,927,816.32-785,092.48

Finding the Fourth Proportional to 1,397,080.96, 1,927,816.32 and 785,092.48

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Solution

The fourth proportional to 1,397,080.96, 1,927,816.32 and 785,092.48 is: 1,083,340.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,080.96 : 1,927,816.32 = 785,092.48 : x
  2. Step 2: Convert to fraction form
    1,397,080.96/1,927,816.32 = 785,092.48/x
  3. Step 3: Cross multiply
    1,397,080.96x = 1,927,816.32 × 785,092.48
  4. Step 4: Simplify right side
    1,397,080.96x = 1,513,514,095,653.27
  5. Step 5: Solve for x
    x = 1,513,514,095,653.27/1,397,080.96
  6. Step 6: Final answer
    x = 1,083,340.29

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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.