Home / 1,418,157.09-1,957,053.54-773,577.24

Finding the Fourth Proportional to 1,418,157.09, 1,957,053.54 and 773,577.24

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Solution

The fourth proportional to 1,418,157.09, 1,957,053.54 and 773,577.24 is: 1,067,534.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,157.09 : 1,957,053.54 = 773,577.24 : x
  2. Step 2: Convert to fraction form
    1,418,157.09/1,957,053.54 = 773,577.24/x
  3. Step 3: Cross multiply
    1,418,157.09x = 1,957,053.54 × 773,577.24
  4. Step 4: Simplify right side
    1,418,157.09x = 1,513,932,076,005.43
  5. Step 5: Solve for x
    x = 1,513,932,076,005.43/1,418,157.09
  6. Step 6: Final answer
    x = 1,067,534.82

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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.