Home / 2,551,009.23-3,520,392.62-1,405,089.54

Finding the Fourth Proportional to 2,551,009.23, 3,520,392.62 and 1,405,089.54

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Solution

The fourth proportional to 2,551,009.23, 3,520,392.62 and 1,405,089.54 is: 1,939,023.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,009.23 : 3,520,392.62 = 1,405,089.54 : x
  2. Step 2: Convert to fraction form
    2,551,009.23/3,520,392.62 = 1,405,089.54/x
  3. Step 3: Cross multiply
    2,551,009.23x = 3,520,392.62 × 1,405,089.54
  4. Step 4: Simplify right side
    2,551,009.23x = 4,946,466,840,029.75
  5. Step 5: Solve for x
    x = 4,946,466,840,029.75/2,551,009.23
  6. Step 6: Final answer
    x = 1,939,023.50

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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.