Home / 1,918,017.66-2,646,851.34-1,058,577.90

Finding the Fourth Proportional to 1,918,017.66, 2,646,851.34 and 1,058,577.90

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Solution

The fourth proportional to 1,918,017.66, 2,646,851.34 and 1,058,577.90 is: 1,460,830.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,017.66 : 2,646,851.34 = 1,058,577.90 : x
  2. Step 2: Convert to fraction form
    1,918,017.66/2,646,851.34 = 1,058,577.90/x
  3. Step 3: Cross multiply
    1,918,017.66x = 2,646,851.34 × 1,058,577.90
  4. Step 4: Simplify right side
    1,918,017.66x = 2,801,898,333,109.39
  5. Step 5: Solve for x
    x = 2,801,898,333,109.39/1,918,017.66
  6. Step 6: Final answer
    x = 1,460,830.31

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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.