Finding the Fourth Proportional to 5,492,368.17, 7,579,917.09 and 3,045,746.61
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Solution
The fourth proportional to 5,492,368.17, 7,579,917.09 and 3,045,746.61 is: 4,203,379.32
Step by Step Solution
- Step 1: Write the proportion equation
5,492,368.17 : 7,579,917.09 = 3,045,746.61 : x - Step 2: Convert to fraction form
5,492,368.17/7,579,917.09 = 3,045,746.61/x - Step 3: Cross multiply
5,492,368.17x = 7,579,917.09 × 3,045,746.61 - Step 4: Simplify right side
5,492,368.17x = 23,086,506,780,948.56 - Step 5: Solve for x
x = 23,086,506,780,948.56/5,492,368.17 - Step 6: Final answer
x = 4,203,379.32
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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.