Home / 2,945,114.90-4,420,005.15-1,148,858.90

Finding the Fourth Proportional to 2,945,114.90, 4,420,005.15 and 1,148,858.90

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Solution

The fourth proportional to 2,945,114.90, 4,420,005.15 and 1,148,858.90 is: 1,724,198.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,114.90 : 4,420,005.15 = 1,148,858.90 : x
  2. Step 2: Convert to fraction form
    2,945,114.90/4,420,005.15 = 1,148,858.90/x
  3. Step 3: Cross multiply
    2,945,114.90x = 4,420,005.15 × 1,148,858.90
  4. Step 4: Simplify right side
    2,945,114.90x = 5,077,962,254,623.34
  5. Step 5: Solve for x
    x = 5,077,962,254,623.34/2,945,114.90
  6. Step 6: Final answer
    x = 1,724,198.35

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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.