Home / 2,551,043.07-3,520,439.10-1,405,123.41

Finding the Fourth Proportional to 2,551,043.07, 3,520,439.10 and 1,405,123.41

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Solution

The fourth proportional to 2,551,043.07, 3,520,439.10 and 1,405,123.41 is: 1,939,070.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,043.07 : 3,520,439.10 = 1,405,123.41 : x
  2. Step 2: Convert to fraction form
    2,551,043.07/3,520,439.10 = 1,405,123.41/x
  3. Step 3: Cross multiply
    2,551,043.07x = 3,520,439.10 × 1,405,123.41
  4. Step 4: Simplify right side
    2,551,043.07x = 4,946,651,392,889.33
  5. Step 5: Solve for x
    x = 4,946,651,392,889.33/2,551,043.07
  6. Step 6: Final answer
    x = 1,939,070.12

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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.