Finding the Fourth Proportional to 6,514,862.19, 9,772,368.51 and 1,965,950.38
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Solution
The fourth proportional to 6,514,862.19, 9,772,368.51 and 1,965,950.38 is: 2,948,948.27
Step by Step Solution
- Step 1: Write the proportion equation
6,514,862.19 : 9,772,368.51 = 1,965,950.38 : x - Step 2: Convert to fraction form
6,514,862.19/9,772,368.51 = 1,965,950.38/x - Step 3: Cross multiply
6,514,862.19x = 9,772,368.51 × 1,965,950.38 - Step 4: Simplify right side
6,514,862.19x = 19,211,991,605,322.31 - Step 5: Solve for x
x = 19,211,991,605,322.31/6,514,862.19 - Step 6: Final answer
x = 2,948,948.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.