Finding the Fourth Proportional to 1,718,318.52, 2,371,213.98 and 954,421.08
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Solution
The fourth proportional to 1,718,318.52, 2,371,213.98 and 954,421.08 is: 1,317,064.67
Step by Step Solution
- Step 1: Write the proportion equation
1,718,318.52 : 2,371,213.98 = 954,421.08 : x - Step 2: Convert to fraction form
1,718,318.52/2,371,213.98 = 954,421.08/x - Step 3: Cross multiply
1,718,318.52x = 2,371,213.98 × 954,421.08 - Step 4: Simplify right side
1,718,318.52x = 2,263,136,607,702.70 - Step 5: Solve for x
x = 2,263,136,607,702.70/1,718,318.52 - Step 6: Final answer
x = 1,317,064.67
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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.