Finding the Fourth Proportional to 1,593,495.47, 2,198,995.13 and 868,349.09
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Solution
The fourth proportional to 1,593,495.47, 2,198,995.13 and 868,349.09 is: 1,198,306.15
Step by Step Solution
- Step 1: Write the proportion equation
1,593,495.47 : 2,198,995.13 = 868,349.09 : x - Step 2: Convert to fraction form
1,593,495.47/2,198,995.13 = 868,349.09/x - Step 3: Cross multiply
1,593,495.47x = 2,198,995.13 × 868,349.09 - Step 4: Simplify right side
1,593,495.47x = 1,909,495,420,049.93 - Step 5: Solve for x
x = 1,909,495,420,049.93/1,593,495.47 - Step 6: Final answer
x = 1,198,306.15
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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.