Finding the Fourth Proportional to 960,903.09, 1,326,248.99 and 799,600.91
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Solution
The fourth proportional to 960,903.09, 1,326,248.99 and 799,600.91 is: 1,103,617.94
Step by Step Solution
- Step 1: Write the proportion equation
960,903.09 : 1,326,248.99 = 799,600.91 : x - Step 2: Convert to fraction form
960,903.09/1,326,248.99 = 799,600.91/x - Step 3: Cross multiply
960,903.09x = 1,326,248.99 × 799,600.91 - Step 4: Simplify right side
960,903.09x = 1,060,469,888,661.33 - Step 5: Solve for x
x = 1,060,469,888,661.33/960,903.09 - Step 6: Final answer
x = 1,103,617.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.