Home / 2,058,032.80-3,087,049.20-638,232.40

Finding the Fourth Proportional to 2,058,032.80, 3,087,049.20 and 638,232.40

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Solution

The fourth proportional to 2,058,032.80, 3,087,049.20 and 638,232.40 is: 957,348.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058,032.80 : 3,087,049.20 = 638,232.40 : x
  2. Step 2: Convert to fraction form
    2,058,032.80/3,087,049.20 = 638,232.40/x
  3. Step 3: Cross multiply
    2,058,032.80x = 3,087,049.20 × 638,232.40
  4. Step 4: Simplify right side
    2,058,032.80x = 1,970,254,819,834.08
  5. Step 5: Solve for x
    x = 1,970,254,819,834.08/2,058,032.80
  6. Step 6: Final answer
    x = 957,348.60

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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.