Finding the Fourth Proportional to 1,717,648.29, 2,370,646.20 and 992,916.14
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Solution
The fourth proportional to 1,717,648.29, 2,370,646.20 and 992,916.14 is: 1,370,392.81
Step by Step Solution
- Step 1: Write the proportion equation
1,717,648.29 : 2,370,646.20 = 992,916.14 : x - Step 2: Convert to fraction form
1,717,648.29/2,370,646.20 = 992,916.14/x - Step 3: Cross multiply
1,717,648.29x = 2,370,646.20 × 992,916.14 - Step 4: Simplify right side
1,717,648.29x = 2,353,852,862,356.44 - Step 5: Solve for x
x = 2,353,852,862,356.44/1,717,648.29 - Step 6: Final answer
x = 1,370,392.81
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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.