Home / 2,791,875.75-4,188,486.88-969,975.52

Finding the Fourth Proportional to 2,791,875.75, 4,188,486.88 and 969,975.52

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Solution

The fourth proportional to 2,791,875.75, 4,188,486.88 and 969,975.52 is: 1,455,197.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,875.75 : 4,188,486.88 = 969,975.52 : x
  2. Step 2: Convert to fraction form
    2,791,875.75/4,188,486.88 = 969,975.52/x
  3. Step 3: Cross multiply
    2,791,875.75x = 4,188,486.88 × 969,975.52
  4. Step 4: Simplify right side
    2,791,875.75x = 4,062,729,731,980.36
  5. Step 5: Solve for x
    x = 4,062,729,731,980.36/2,791,875.75
  6. Step 6: Final answer
    x = 1,455,197.18

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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.