Home / 2,058,348.36-3,087,374.23-638,367.53

Finding the Fourth Proportional to 2,058,348.36, 3,087,374.23 and 638,367.53

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Solution

The fourth proportional to 2,058,348.36, 3,087,374.23 and 638,367.53 is: 957,505.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058,348.36 : 3,087,374.23 = 638,367.53 : x
  2. Step 2: Convert to fraction form
    2,058,348.36/3,087,374.23 = 638,367.53/x
  3. Step 3: Cross multiply
    2,058,348.36x = 3,087,374.23 × 638,367.53
  4. Step 4: Simplify right side
    2,058,348.36x = 1,970,879,464,118.32
  5. Step 5: Solve for x
    x = 1,970,879,464,118.32/2,058,348.36
  6. Step 6: Final answer
    x = 957,505.30

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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.