Home / 1,526,216.40-2,289,324.60-461,422.80

Finding the Fourth Proportional to 1,526,216.40, 2,289,324.60 and 461,422.80

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Solution

The fourth proportional to 1,526,216.40, 2,289,324.60 and 461,422.80 is: 692,134.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,216.40 : 2,289,324.60 = 461,422.80 : x
  2. Step 2: Convert to fraction form
    1,526,216.40/2,289,324.60 = 461,422.80/x
  3. Step 3: Cross multiply
    1,526,216.40x = 2,289,324.60 × 461,422.80
  4. Step 4: Simplify right side
    1,526,216.40x = 1,056,346,567,040.88
  5. Step 5: Solve for x
    x = 1,056,346,567,040.88/1,526,216.40
  6. Step 6: Final answer
    x = 692,134.20

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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.