Home / 1,880,254.80-2,820,835.80-618,015.60

Finding the Fourth Proportional to 1,880,254.80, 2,820,835.80 and 618,015.60

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Solution

The fourth proportional to 1,880,254.80, 2,820,835.80 and 618,015.60 is: 927,172.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,254.80 : 2,820,835.80 = 618,015.60 : x
  2. Step 2: Convert to fraction form
    1,880,254.80/2,820,835.80 = 618,015.60/x
  3. Step 3: Cross multiply
    1,880,254.80x = 2,820,835.80 × 618,015.60
  4. Step 4: Simplify right side
    1,880,254.80x = 1,743,320,529,438.48
  5. Step 5: Solve for x
    x = 1,743,320,529,438.48/1,880,254.80
  6. Step 6: Final answer
    x = 927,172.49

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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.