Finding the Fourth Proportional to 1,954,813.42, 2,696,043.14 and 1,375,952.79
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Solution
The fourth proportional to 1,954,813.42, 2,696,043.14 and 1,375,952.79 is: 1,897,689.08
Step by Step Solution
- Step 1: Write the proportion equation
1,954,813.42 : 2,696,043.14 = 1,375,952.79 : x - Step 2: Convert to fraction form
1,954,813.42/2,696,043.14 = 1,375,952.79/x - Step 3: Cross multiply
1,954,813.42x = 2,696,043.14 × 1,375,952.79 - Step 4: Simplify right side
1,954,813.42x = 3,709,628,078,723.42 - Step 5: Solve for x
x = 3,709,628,078,723.42/1,954,813.42 - Step 6: Final answer
x = 1,897,689.08
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.