Home / 1,889,675.12-2,833,015.80-942,558.32

Finding the Fourth Proportional to 1,889,675.12, 2,833,015.80 and 942,558.32

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Solution

The fourth proportional to 1,889,675.12, 2,833,015.80 and 942,558.32 is: 1,413,090.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,675.12 : 2,833,015.80 = 942,558.32 : x
  2. Step 2: Convert to fraction form
    1,889,675.12/2,833,015.80 = 942,558.32/x
  3. Step 3: Cross multiply
    1,889,675.12x = 2,833,015.80 × 942,558.32
  4. Step 4: Simplify right side
    1,889,675.12x = 2,670,282,612,981.46
  5. Step 5: Solve for x
    x = 2,670,282,612,981.46/1,889,675.12
  6. Step 6: Final answer
    x = 1,413,090.85

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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.