Home / 1,389,455.04-2,083,093.80-548,636.16

Finding the Fourth Proportional to 1,389,455.04, 2,083,093.80 and 548,636.16

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Solution

The fourth proportional to 1,389,455.04, 2,083,093.80 and 548,636.16 is: 822,524.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,455.04 : 2,083,093.80 = 548,636.16 : x
  2. Step 2: Convert to fraction form
    1,389,455.04/2,083,093.80 = 548,636.16/x
  3. Step 3: Cross multiply
    1,389,455.04x = 2,083,093.80 × 548,636.16
  4. Step 4: Simplify right side
    1,389,455.04x = 1,142,860,583,351.81
  5. Step 5: Solve for x
    x = 1,142,860,583,351.81/1,389,455.04
  6. Step 6: Final answer
    x = 822,524.34

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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.