Home / 2,058,962.40-3,085,072.92-1,980,230.40

Finding the Fourth Proportional to 2,058,962.40, 3,085,072.92 and 1,980,230.40

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Solution

The fourth proportional to 2,058,962.40, 3,085,072.92 and 1,980,230.40 is: 2,967,103.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058,962.40 : 3,085,072.92 = 1,980,230.40 : x
  2. Step 2: Convert to fraction form
    2,058,962.40/3,085,072.92 = 1,980,230.40/x
  3. Step 3: Cross multiply
    2,058,962.40x = 3,085,072.92 × 1,980,230.40
  4. Step 4: Simplify right side
    2,058,962.40x = 6,109,155,182,400.77
  5. Step 5: Solve for x
    x = 6,109,155,182,400.77/2,058,962.40
  6. Step 6: Final answer
    x = 2,967,103.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.