Home / 1,347,063.75-2,019,522.65-777,799.33

Finding the Fourth Proportional to 1,347,063.75, 2,019,522.65 and 777,799.33

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Solution

The fourth proportional to 1,347,063.75, 2,019,522.65 and 777,799.33 is: 1,166,079.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,063.75 : 2,019,522.65 = 777,799.33 : x
  2. Step 2: Convert to fraction form
    1,347,063.75/2,019,522.65 = 777,799.33/x
  3. Step 3: Cross multiply
    1,347,063.75x = 2,019,522.65 × 777,799.33
  4. Step 4: Simplify right side
    1,347,063.75x = 1,570,783,355,152.02
  5. Step 5: Solve for x
    x = 1,570,783,355,152.02/1,347,063.75
  6. Step 6: Final answer
    x = 1,166,079.45

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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.