Home / 2,058,085.92-2,838,559.26-1,405,237.06

Finding the Fourth Proportional to 2,058,085.92, 2,838,559.26 and 1,405,237.06

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Solution

The fourth proportional to 2,058,085.92, 2,838,559.26 and 1,405,237.06 is: 1,938,135.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058,085.92 : 2,838,559.26 = 1,405,237.06 : x
  2. Step 2: Convert to fraction form
    2,058,085.92/2,838,559.26 = 1,405,237.06/x
  3. Step 3: Cross multiply
    2,058,085.92x = 2,838,559.26 × 1,405,237.06
  4. Step 4: Simplify right side
    2,058,085.92x = 3,988,848,669,158.18
  5. Step 5: Solve for x
    x = 3,988,848,669,158.18/2,058,085.92
  6. Step 6: Final answer
    x = 1,938,135.15

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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.