Home / 1,888,414.11-2,833,458.48-989,642.16

Finding the Fourth Proportional to 1,888,414.11, 2,833,458.48 and 989,642.16

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Solution

The fourth proportional to 1,888,414.11, 2,833,458.48 and 989,642.16 is: 1,484,902.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,414.11 : 2,833,458.48 = 989,642.16 : x
  2. Step 2: Convert to fraction form
    1,888,414.11/2,833,458.48 = 989,642.16/x
  3. Step 3: Cross multiply
    1,888,414.11x = 2,833,458.48 × 989,642.16
  4. Step 4: Simplify right side
    1,888,414.11x = 2,804,109,970,417.52
  5. Step 5: Solve for x
    x = 2,804,109,970,417.52/1,888,414.11
  6. Step 6: Final answer
    x = 1,484,902.04

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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.