Home / 2,778,303.22-4,167,454.82-1,831,452.50

Finding the Fourth Proportional to 2,778,303.22, 4,167,454.82 and 1,831,452.50

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Solution

The fourth proportional to 2,778,303.22, 4,167,454.82 and 1,831,452.50 is: 2,747,178.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,303.22 : 4,167,454.82 = 1,831,452.50 : x
  2. Step 2: Convert to fraction form
    2,778,303.22/4,167,454.82 = 1,831,452.50/x
  3. Step 3: Cross multiply
    2,778,303.22x = 4,167,454.82 × 1,831,452.50
  4. Step 4: Simplify right side
    2,778,303.22x = 7,632,495,548,726.05
  5. Step 5: Solve for x
    x = 7,632,495,548,726.05/2,778,303.22
  6. Step 6: Final answer
    x = 2,747,178.74

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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.