Finding the Fourth Proportional to 2,853,692.16, 3,937,990.68 and 1,564,504.28
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Solution
The fourth proportional to 2,853,692.16, 3,937,990.68 and 1,564,504.28 is: 2,158,958.62
Step by Step Solution
- Step 1: Write the proportion equation
2,853,692.16 : 3,937,990.68 = 1,564,504.28 : x - Step 2: Convert to fraction form
2,853,692.16/3,937,990.68 = 1,564,504.28/x - Step 3: Cross multiply
2,853,692.16x = 3,937,990.68 × 1,564,504.28 - Step 4: Simplify right side
2,853,692.16x = 6,161,003,273,460.11 - Step 5: Solve for x
x = 6,161,003,273,460.11/2,853,692.16 - Step 6: Final answer
x = 2,158,958.62
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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.