Home / 1,626,777.80-2,245,036.10-938,193.64

Finding the Fourth Proportional to 1,626,777.80, 2,245,036.10 and 938,193.64

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Solution

The fourth proportional to 1,626,777.80, 2,245,036.10 and 938,193.64 is: 1,294,754.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,777.80 : 2,245,036.10 = 938,193.64 : x
  2. Step 2: Convert to fraction form
    1,626,777.80/2,245,036.10 = 938,193.64/x
  3. Step 3: Cross multiply
    1,626,777.80x = 2,245,036.10 × 938,193.64
  4. Step 4: Simplify right side
    1,626,777.80x = 2,106,278,590,590.40
  5. Step 5: Solve for x
    x = 2,106,278,590,590.40/1,626,777.80
  6. Step 6: Final answer
    x = 1,294,754.94

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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.