Home / 1,226,745.80-1,840,118.70-970,866.80

Finding the Fourth Proportional to 1,226,745.80, 1,840,118.70 and 970,866.80

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Solution

The fourth proportional to 1,226,745.80, 1,840,118.70 and 970,866.80 is: 1,456,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,745.80 : 1,840,118.70 = 970,866.80 : x
  2. Step 2: Convert to fraction form
    1,226,745.80/1,840,118.70 = 970,866.80/x
  3. Step 3: Cross multiply
    1,226,745.80x = 1,840,118.70 × 970,866.80
  4. Step 4: Simplify right side
    1,226,745.80x = 1,786,510,153,889.16
  5. Step 5: Solve for x
    x = 1,786,510,153,889.16/1,226,745.80
  6. Step 6: Final answer
    x = 1,456,300.20

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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.