Finding the Fourth Proportional to 4,689,368.48, 6,472,545.02 and 2,653,358.96
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Solution
The fourth proportional to 4,689,368.48, 6,472,545.02 and 2,653,358.96 is: 3,662,323.70
Step by Step Solution
- Step 1: Write the proportion equation
4,689,368.48 : 6,472,545.02 = 2,653,358.96 : x - Step 2: Convert to fraction form
4,689,368.48/6,472,545.02 = 2,653,358.96/x - Step 3: Cross multiply
4,689,368.48x = 6,472,545.02 × 2,653,358.96 - Step 4: Simplify right side
4,689,368.48x = 17,173,985,322,820.38 - Step 5: Solve for x
x = 17,173,985,322,820.38/4,689,368.48 - Step 6: Final answer
x = 3,662,323.70
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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.