Home / 1,079,625.80-1,618,056.30-829,065.80

Finding the Fourth Proportional to 1,079,625.80, 1,618,056.30 and 829,065.80

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Solution

The fourth proportional to 1,079,625.80, 1,618,056.30 and 829,065.80 is: 1,242,537.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,625.80 : 1,618,056.30 = 829,065.80 : x
  2. Step 2: Convert to fraction form
    1,079,625.80/1,618,056.30 = 829,065.80/x
  3. Step 3: Cross multiply
    1,079,625.80x = 1,618,056.30 × 829,065.80
  4. Step 4: Simplify right side
    1,079,625.80x = 1,341,475,140,804.54
  5. Step 5: Solve for x
    x = 1,341,475,140,804.54/1,079,625.80
  6. Step 6: Final answer
    x = 1,242,537.13

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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.