Home / 1,511,632.86-2,267,435.18-612,860.94

Finding the Fourth Proportional to 1,511,632.86, 2,267,435.18 and 612,860.94

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Solution

The fourth proportional to 1,511,632.86, 2,267,435.18 and 612,860.94 is: 919,285.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,632.86 : 2,267,435.18 = 612,860.94 : x
  2. Step 2: Convert to fraction form
    1,511,632.86/2,267,435.18 = 612,860.94/x
  3. Step 3: Cross multiply
    1,511,632.86x = 2,267,435.18 × 612,860.94
  4. Step 4: Simplify right side
    1,511,632.86x = 1,389,622,455,803.87
  5. Step 5: Solve for x
    x = 1,389,622,455,803.87/1,511,632.86
  6. Step 6: Final answer
    x = 919,285.69

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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.