Finding the Fourth Proportional to 2,835,699.24, 3,913,126.98 and 1,689,753.96
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Solution
The fourth proportional to 2,835,699.24, 3,913,126.98 and 1,689,753.96 is: 2,331,778.25
Step by Step Solution
- Step 1: Write the proportion equation
2,835,699.24 : 3,913,126.98 = 1,689,753.96 : x - Step 2: Convert to fraction form
2,835,699.24/3,913,126.98 = 1,689,753.96/x - Step 3: Cross multiply
2,835,699.24x = 3,913,126.98 × 1,689,753.96 - Step 4: Simplify right side
2,835,699.24x = 6,612,221,810,437.84 - Step 5: Solve for x
x = 6,612,221,810,437.84/2,835,699.24 - Step 6: Final answer
x = 2,331,778.25
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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.