Finding the Fourth Proportional to 4,140,417.13, 5,713,714.02 and 2,304,872.08
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Solution
The fourth proportional to 4,140,417.13, 5,713,714.02 and 2,304,872.08 is: 3,180,689.17
Step by Step Solution
- Step 1: Write the proportion equation
4,140,417.13 : 5,713,714.02 = 2,304,872.08 : x - Step 2: Convert to fraction form
4,140,417.13/5,713,714.02 = 2,304,872.08/x - Step 3: Cross multiply
4,140,417.13x = 5,713,714.02 × 2,304,872.08 - Step 4: Simplify right side
4,140,417.13x = 13,169,379,917,802.56 - Step 5: Solve for x
x = 13,169,379,917,802.56/4,140,417.13 - Step 6: Final answer
x = 3,180,689.17
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1.5x scale
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.