Home / 1,286,118.09-1,774,867.37-705,304.42

Finding the Fourth Proportional to 1,286,118.09, 1,774,867.37 and 705,304.42

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Solution

The fourth proportional to 1,286,118.09, 1,774,867.37 and 705,304.42 is: 973,333.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,118.09 : 1,774,867.37 = 705,304.42 : x
  2. Step 2: Convert to fraction form
    1,286,118.09/1,774,867.37 = 705,304.42/x
  3. Step 3: Cross multiply
    1,286,118.09x = 1,774,867.37 × 705,304.42
  4. Step 4: Simplify right side
    1,286,118.09x = 1,251,821,807,474.34
  5. Step 5: Solve for x
    x = 1,251,821,807,474.34/1,286,118.09
  6. Step 6: Final answer
    x = 973,333.49

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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.