Finding the Fourth Proportional to 1,954,816.61, 2,696,047.53 and 1,375,955.99
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Solution
The fourth proportional to 1,954,816.61, 2,696,047.53 and 1,375,955.99 is: 1,897,693.48
Step by Step Solution
- Step 1: Write the proportion equation
1,954,816.61 : 2,696,047.53 = 1,375,955.99 : x - Step 2: Convert to fraction form
1,954,816.61/2,696,047.53 = 1,375,955.99/x - Step 3: Cross multiply
1,954,816.61x = 2,696,047.53 × 1,375,955.99 - Step 4: Simplify right side
1,954,816.61x = 3,709,642,734,747.97 - Step 5: Solve for x
x = 3,709,642,734,747.97/1,954,816.61 - Step 6: Final answer
x = 1,897,693.48
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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.