Home / 1,888,405.44-2,833,445.52-989,633.52

Finding the Fourth Proportional to 1,888,405.44, 2,833,445.52 and 989,633.52

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Solution

The fourth proportional to 1,888,405.44, 2,833,445.52 and 989,633.52 is: 1,484,889.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,405.44 : 2,833,445.52 = 989,633.52 : x
  2. Step 2: Convert to fraction form
    1,888,405.44/2,833,445.52 = 989,633.52/x
  3. Step 3: Cross multiply
    1,888,405.44x = 2,833,445.52 × 989,633.52
  4. Step 4: Simplify right side
    1,888,405.44x = 2,804,072,663,685.83
  5. Step 5: Solve for x
    x = 2,804,072,663,685.83/1,888,405.44
  6. Step 6: Final answer
    x = 1,484,889.11

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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.