Finding the Fourth Proportional to 4,677,282.36, 6,454,519.02 and 2,640,281.40
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Solution
The fourth proportional to 4,677,282.36, 6,454,519.02 and 2,640,281.40 is: 3,643,514.59
Step by Step Solution
- Step 1: Write the proportion equation
4,677,282.36 : 6,454,519.02 = 2,640,281.40 : x - Step 2: Convert to fraction form
4,677,282.36/6,454,519.02 = 2,640,281.40/x - Step 3: Cross multiply
4,677,282.36x = 6,454,519.02 × 2,640,281.40 - Step 4: Simplify right side
4,677,282.36x = 17,041,746,514,452.23 - Step 5: Solve for x
x = 17,041,746,514,452.23/4,677,282.36 - Step 6: Final answer
x = 3,643,514.59
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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.