Home / 1,918,023.10-2,646,858.84-1,058,583.33

Finding the Fourth Proportional to 1,918,023.10, 2,646,858.84 and 1,058,583.33

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Solution

The fourth proportional to 1,918,023.10, 2,646,858.84 and 1,058,583.33 is: 1,460,837.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,023.10 : 2,646,858.84 = 1,058,583.33 : x
  2. Step 2: Convert to fraction form
    1,918,023.10/2,646,858.84 = 1,058,583.33/x
  3. Step 3: Cross multiply
    1,918,023.10x = 2,646,858.84 × 1,058,583.33
  4. Step 4: Simplify right side
    1,918,023.10x = 2,801,920,640,917.45
  5. Step 5: Solve for x
    x = 2,801,920,640,917.45/1,918,023.10
  6. Step 6: Final answer
    x = 1,460,837.80

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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.