Finding the Fourth Proportional to 1,620,486.84, 2,236,316.93 and 895,381.27
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Solution
The fourth proportional to 1,620,486.84, 2,236,316.93 and 895,381.27 is: 1,235,651.07
Step by Step Solution
- Step 1: Write the proportion equation
1,620,486.84 : 2,236,316.93 = 895,381.27 : x - Step 2: Convert to fraction form
1,620,486.84/2,236,316.93 = 895,381.27/x - Step 3: Cross multiply
1,620,486.84x = 2,236,316.93 × 895,381.27 - Step 4: Simplify right side
1,620,486.84x = 2,002,356,292,905.90 - Step 5: Solve for x
x = 2,002,356,292,905.90/1,620,486.84 - Step 6: Final answer
x = 1,235,651.07
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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.