Finding the Fourth Proportional to 1,718,223.63, 2,371,197.81 and 954,326.40
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Solution
The fourth proportional to 1,718,223.63, 2,371,197.81 and 954,326.40 is: 1,316,997.76
Step by Step Solution
- Step 1: Write the proportion equation
1,718,223.63 : 2,371,197.81 = 954,326.40 : x - Step 2: Convert to fraction form
1,718,223.63/2,371,197.81 = 954,326.40/x - Step 3: Cross multiply
1,718,223.63x = 2,371,197.81 × 954,326.40 - Step 4: Simplify right side
1,718,223.63x = 2,262,896,669,705.18 - Step 5: Solve for x
x = 2,262,896,669,705.18/1,718,223.63 - Step 6: Final answer
x = 1,316,997.76
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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.