Finding the Fourth Proportional to 5,710,916.16, 7,881,311.52 and 3,418,633.44
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Solution
The fourth proportional to 5,710,916.16, 7,881,311.52 and 3,418,633.44 is: 4,717,862.14
Step by Step Solution
- Step 1: Write the proportion equation
5,710,916.16 : 7,881,311.52 = 3,418,633.44 : x - Step 2: Convert to fraction form
5,710,916.16/7,881,311.52 = 3,418,633.44/x - Step 3: Cross multiply
5,710,916.16x = 7,881,311.52 × 3,418,633.44 - Step 4: Simplify right side
5,710,916.16x = 26,943,315,113,329.23 - Step 5: Solve for x
x = 26,943,315,113,329.23/5,710,916.16 - Step 6: Final answer
x = 4,717,862.14
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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.