Home / 1,918,024.16-2,646,860.30-1,058,584.40

Finding the Fourth Proportional to 1,918,024.16, 2,646,860.30 and 1,058,584.40

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Solution

The fourth proportional to 1,918,024.16, 2,646,860.30 and 1,058,584.40 is: 1,460,839.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,024.16 : 2,646,860.30 = 1,058,584.40 : x
  2. Step 2: Convert to fraction form
    1,918,024.16/2,646,860.30 = 1,058,584.40/x
  3. Step 3: Cross multiply
    1,918,024.16x = 2,646,860.30 × 1,058,584.40
  4. Step 4: Simplify right side
    1,918,024.16x = 2,801,925,022,559.32
  5. Step 5: Solve for x
    x = 2,801,925,022,559.32/1,918,024.16
  6. Step 6: Final answer
    x = 1,460,839.27

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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.