Home / 2,485,985.37-3,729,058.23-688,886.16

Finding the Fourth Proportional to 2,485,985.37, 3,729,058.23 and 688,886.16

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Solution

The fourth proportional to 2,485,985.37, 3,729,058.23 and 688,886.16 is: 1,033,351.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,985.37 : 3,729,058.23 = 688,886.16 : x
  2. Step 2: Convert to fraction form
    2,485,985.37/3,729,058.23 = 688,886.16/x
  3. Step 3: Cross multiply
    2,485,985.37x = 3,729,058.23 × 688,886.16
  4. Step 4: Simplify right side
    2,485,985.37x = 2,568,896,585,835.81
  5. Step 5: Solve for x
    x = 2,568,896,585,835.81/2,485,985.37
  6. Step 6: Final answer
    x = 1,033,351.45

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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.