Finding the Fourth Proportional to 1,213,952.43, 1,675,254.09 and 670,088.08
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Solution
The fourth proportional to 1,213,952.43, 1,675,254.09 and 670,088.08 is: 924,721.40
Step by Step Solution
- Step 1: Write the proportion equation
1,213,952.43 : 1,675,254.09 = 670,088.08 : x - Step 2: Convert to fraction form
1,213,952.43/1,675,254.09 = 670,088.08/x - Step 3: Cross multiply
1,213,952.43x = 1,675,254.09 × 670,088.08 - Step 4: Simplify right side
1,213,952.43x = 1,122,567,792,492.11 - Step 5: Solve for x
x = 1,122,567,792,492.11/1,213,952.43 - Step 6: Final answer
x = 924,721.40
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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.