Home / 1,888,400.94-2,833,438.77-989,629.02

Finding the Fourth Proportional to 1,888,400.94, 2,833,438.77 and 989,629.02

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Solution

The fourth proportional to 1,888,400.94, 2,833,438.77 and 989,629.02 is: 1,484,882.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,400.94 : 2,833,438.77 = 989,629.02 : x
  2. Step 2: Convert to fraction form
    1,888,400.94/2,833,438.77 = 989,629.02/x
  3. Step 3: Cross multiply
    1,888,400.94x = 2,833,438.77 × 989,629.02
  4. Step 4: Simplify right side
    1,888,400.94x = 2,804,053,233,185.11
  5. Step 5: Solve for x
    x = 2,804,053,233,185.11/1,888,400.94
  6. Step 6: Final answer
    x = 1,484,882.35

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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.