Home / 1,658,657.25-2,289,166.92-933,645.69

Finding the Fourth Proportional to 1,658,657.25, 2,289,166.92 and 933,645.69

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Solution

The fourth proportional to 1,658,657.25, 2,289,166.92 and 933,645.69 is: 1,288,554.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,657.25 : 2,289,166.92 = 933,645.69 : x
  2. Step 2: Convert to fraction form
    1,658,657.25/2,289,166.92 = 933,645.69/x
  3. Step 3: Cross multiply
    1,658,657.25x = 2,289,166.92 × 933,645.69
  4. Step 4: Simplify right side
    1,658,657.25x = 2,137,270,828,548.57
  5. Step 5: Solve for x
    x = 2,137,270,828,548.57/1,658,657.25
  6. Step 6: Final answer
    x = 1,288,554.84

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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.