Home / 1,658,705.51-2,288,939.97-923,697.70

Finding the Fourth Proportional to 1,658,705.51, 2,288,939.97 and 923,697.70

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Solution

The fourth proportional to 1,658,705.51, 2,288,939.97 and 923,697.70 is: 1,274,661.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,705.51 : 2,288,939.97 = 923,697.70 : x
  2. Step 2: Convert to fraction form
    1,658,705.51/2,288,939.97 = 923,697.70/x
  3. Step 3: Cross multiply
    1,658,705.51x = 2,288,939.97 × 923,697.70
  4. Step 4: Simplify right side
    1,658,705.51x = 2,114,288,574,282.37
  5. Step 5: Solve for x
    x = 2,114,288,574,282.37/1,658,705.51
  6. Step 6: Final answer
    x = 1,274,661.81

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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.