Finding the Fourth Proportional to 1,554,460.67, 2,330,689.55 and 655,661.99
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Solution
The fourth proportional to 1,554,460.67, 2,330,689.55 and 655,661.99 is: 983,070.58
Step by Step Solution
- Step 1: Write the proportion equation
1,554,460.67 : 2,330,689.55 = 655,661.99 : x - Step 2: Convert to fraction form
1,554,460.67/2,330,689.55 = 655,661.99/x - Step 3: Cross multiply
1,554,460.67x = 2,330,689.55 × 655,661.99 - Step 4: Simplify right side
1,554,460.67x = 1,528,144,550,973.62 - Step 5: Solve for x
x = 1,528,144,550,973.62/1,554,460.67 - Step 6: Final answer
x = 983,070.58
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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.