Home / 1,285,642.94-1,774,177.43-704,859.17

Finding the Fourth Proportional to 1,285,642.94, 1,774,177.43 and 704,859.17

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Solution

The fourth proportional to 1,285,642.94, 1,774,177.43 and 704,859.17 is: 972,700.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,642.94 : 1,774,177.43 = 704,859.17 : x
  2. Step 2: Convert to fraction form
    1,285,642.94/1,774,177.43 = 704,859.17/x
  3. Step 3: Cross multiply
    1,285,642.94x = 1,774,177.43 × 704,859.17
  4. Step 4: Simplify right side
    1,285,642.94x = 1,250,545,218,347.35
  5. Step 5: Solve for x
    x = 1,250,545,218,347.35/1,285,642.94
  6. Step 6: Final answer
    x = 972,700.26

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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.