Home / 3,139,705-4,710,259.50-1,145,161

Finding the Fourth Proportional to 3,139,705, 4,710,259.50 and 1,145,161

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Solution

The fourth proportional to 3,139,705, 4,710,259.50 and 1,145,161 is: 1,717,997.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,705 : 4,710,259.50 = 1,145,161 : x
  2. Step 2: Convert to fraction form
    3,139,705/4,710,259.50 = 1,145,161/x
  3. Step 3: Cross multiply
    3,139,705x = 4,710,259.50 × 1,145,161
  4. Step 4: Simplify right side
    3,139,705x = 5,394,005,479,279.50
  5. Step 5: Solve for x
    x = 5,394,005,479,279.50/3,139,705
  6. Step 6: Final answer
    x = 1,717,997.54

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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.