Home / 1,405,902.10-2,108,853.15-1,350,789.70

Finding the Fourth Proportional to 1,405,902.10, 2,108,853.15 and 1,350,789.70

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Solution

The fourth proportional to 1,405,902.10, 2,108,853.15 and 1,350,789.70 is: 2,026,184.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,902.10 : 2,108,853.15 = 1,350,789.70 : x
  2. Step 2: Convert to fraction form
    1,405,902.10/2,108,853.15 = 1,350,789.70/x
  3. Step 3: Cross multiply
    1,405,902.10x = 2,108,853.15 × 1,350,789.70
  4. Step 4: Simplify right side
    1,405,902.10x = 2,848,617,113,832.56
  5. Step 5: Solve for x
    x = 2,848,617,113,832.56/1,405,902.10
  6. Step 6: Final answer
    x = 2,026,184.55

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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.