Finding the Fourth Proportional to 2,375,141.17, 3,277,701.84 and 1,287,417.08
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Solution
The fourth proportional to 2,375,141.17, 3,277,701.84 and 1,287,417.08 is: 1,776,639.37
Step by Step Solution
- Step 1: Write the proportion equation
2,375,141.17 : 3,277,701.84 = 1,287,417.08 : x - Step 2: Convert to fraction form
2,375,141.17/3,277,701.84 = 1,287,417.08/x - Step 3: Cross multiply
2,375,141.17x = 3,277,701.84 × 1,287,417.08 - Step 4: Simplify right side
2,375,141.17x = 4,219,769,311,981.59 - Step 5: Solve for x
x = 4,219,769,311,981.59/2,375,141.17 - Step 6: Final answer
x = 1,776,639.37
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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.