Home / 3,562,968.86-4,913,722.27-2,778,229.28

Finding the Fourth Proportional to 3,562,968.86, 4,913,722.27 and 2,778,229.28

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Solution

The fourth proportional to 3,562,968.86, 4,913,722.27 and 2,778,229.28 is: 3,831,480.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562,968.86 : 4,913,722.27 = 2,778,229.28 : x
  2. Step 2: Convert to fraction form
    3,562,968.86/4,913,722.27 = 2,778,229.28/x
  3. Step 3: Cross multiply
    3,562,968.86x = 4,913,722.27 × 2,778,229.28
  4. Step 4: Simplify right side
    3,562,968.86x = 13,651,447,084,302.06
  5. Step 5: Solve for x
    x = 13,651,447,084,302.06/3,562,968.86
  6. Step 6: Final answer
    x = 3,831,480.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.