Home / 1,775,235.40-2,662,853.10-1,019,408.20

Finding the Fourth Proportional to 1,775,235.40, 2,662,853.10 and 1,019,408.20

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Solution

The fourth proportional to 1,775,235.40, 2,662,853.10 and 1,019,408.20 is: 1,529,112.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,235.40 : 2,662,853.10 = 1,019,408.20 : x
  2. Step 2: Convert to fraction form
    1,775,235.40/2,662,853.10 = 1,019,408.20/x
  3. Step 3: Cross multiply
    1,775,235.40x = 2,662,853.10 × 1,019,408.20
  4. Step 4: Simplify right side
    1,775,235.40x = 2,714,534,285,535.42
  5. Step 5: Solve for x
    x = 2,714,534,285,535.42/1,775,235.40
  6. Step 6: Final answer
    x = 1,529,112.30

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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.