Home / 1,285,828.54-1,774,463.80-705,104.52

Finding the Fourth Proportional to 1,285,828.54, 1,774,463.80 and 705,104.52

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Solution

The fourth proportional to 1,285,828.54, 1,774,463.80 and 705,104.52 is: 973,055.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,828.54 : 1,774,463.80 = 705,104.52 : x
  2. Step 2: Convert to fraction form
    1,285,828.54/1,774,463.80 = 705,104.52/x
  3. Step 3: Cross multiply
    1,285,828.54x = 1,774,463.80 × 705,104.52
  4. Step 4: Simplify right side
    1,285,828.54x = 1,251,182,442,860.54
  5. Step 5: Solve for x
    x = 1,251,182,442,860.54/1,285,828.54
  6. Step 6: Final answer
    x = 973,055.43

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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.