Home / 1,888,415.44-2,833,460.52-989,643.52

Finding the Fourth Proportional to 1,888,415.44, 2,833,460.52 and 989,643.52

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Solution

The fourth proportional to 1,888,415.44, 2,833,460.52 and 989,643.52 is: 1,484,904.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,415.44 : 2,833,460.52 = 989,643.52 : x
  2. Step 2: Convert to fraction form
    1,888,415.44/2,833,460.52 = 989,643.52/x
  3. Step 3: Cross multiply
    1,888,415.44x = 2,833,460.52 × 989,643.52
  4. Step 4: Simplify right side
    1,888,415.44x = 2,804,115,842,793.83
  5. Step 5: Solve for x
    x = 2,804,115,842,793.83/1,888,415.44
  6. Step 6: Final answer
    x = 1,484,904.11

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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.