Home / 1,888,372.32-2,833,395.73-989,600.37

Finding the Fourth Proportional to 1,888,372.32, 2,833,395.73 and 989,600.37

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Solution

The fourth proportional to 1,888,372.32, 2,833,395.73 and 989,600.37 is: 1,484,839.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,372.32 : 2,833,395.73 = 989,600.37 : x
  2. Step 2: Convert to fraction form
    1,888,372.32/2,833,395.73 = 989,600.37/x
  3. Step 3: Cross multiply
    1,888,372.32x = 2,833,395.73 × 989,600.37
  4. Step 4: Simplify right side
    1,888,372.32x = 2,803,929,477,100.66
  5. Step 5: Solve for x
    x = 2,803,929,477,100.66/1,888,372.32
  6. Step 6: Final answer
    x = 1,484,839.32

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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.