Home / 1,918,265.19-2,647,017.46-1,058,770.07

Finding the Fourth Proportional to 1,918,265.19, 2,647,017.46 and 1,058,770.07

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Solution

The fourth proportional to 1,918,265.19, 2,647,017.46 and 1,058,770.07 is: 1,460,998.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,265.19 : 2,647,017.46 = 1,058,770.07 : x
  2. Step 2: Convert to fraction form
    1,918,265.19/2,647,017.46 = 1,058,770.07/x
  3. Step 3: Cross multiply
    1,918,265.19x = 2,647,017.46 × 1,058,770.07
  4. Step 4: Simplify right side
    1,918,265.19x = 2,802,582,859,430.11
  5. Step 5: Solve for x
    x = 2,802,582,859,430.11/1,918,265.19
  6. Step 6: Final answer
    x = 1,460,998.66

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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.