Finding the Fourth Proportional to 818,564.19, 1,228,684.16 and 675,955.08
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Solution
The fourth proportional to 818,564.19, 1,228,684.16 and 675,955.08 is: 1,014,624.52
Step by Step Solution
- Step 1: Write the proportion equation
818,564.19 : 1,228,684.16 = 675,955.08 : x - Step 2: Convert to fraction form
818,564.19/1,228,684.16 = 675,955.08/x - Step 3: Cross multiply
818,564.19x = 1,228,684.16 × 675,955.08 - Step 4: Simplify right side
818,564.19x = 830,535,296,287.76 - Step 5: Solve for x
x = 830,535,296,287.76/818,564.19 - Step 6: Final answer
x = 1,014,624.52
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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.