Finding the Fourth Proportional to 4,862,944.99, 6,710,682.63 and 2,798,279.38
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Solution
The fourth proportional to 4,862,944.99, 6,710,682.63 and 2,798,279.38 is: 3,861,521.13
Step by Step Solution
- Step 1: Write the proportion equation
4,862,944.99 : 6,710,682.63 = 2,798,279.38 : x - Step 2: Convert to fraction form
4,862,944.99/6,710,682.63 = 2,798,279.38/x - Step 3: Cross multiply
4,862,944.99x = 6,710,682.63 × 2,798,279.38 - Step 4: Simplify right side
4,862,944.99x = 18,778,364,829,253.17 - Step 5: Solve for x
x = 18,778,364,829,253.17/4,862,944.99 - Step 6: Final answer
x = 3,861,521.13
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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.