Home / 1,658,705.29-2,288,939.67-923,697.47

Finding the Fourth Proportional to 1,658,705.29, 2,288,939.67 and 923,697.47

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Solution

The fourth proportional to 1,658,705.29, 2,288,939.67 and 923,697.47 is: 1,274,661.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,705.29 : 2,288,939.67 = 923,697.47 : x
  2. Step 2: Convert to fraction form
    1,658,705.29/2,288,939.67 = 923,697.47/x
  3. Step 3: Cross multiply
    1,658,705.29x = 2,288,939.67 × 923,697.47
  4. Step 4: Simplify right side
    1,658,705.29x = 2,114,287,787,883.98
  5. Step 5: Solve for x
    x = 2,114,287,787,883.98/1,658,705.29
  6. Step 6: Final answer
    x = 1,274,661.51

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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.