Finding the Fourth Proportional to 4,251,158.12, 5,866,386.18 and 2,415,373.92
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Solution
The fourth proportional to 4,251,158.12, 5,866,386.18 and 2,415,373.92 is: 3,333,095.54
Step by Step Solution
- Step 1: Write the proportion equation
4,251,158.12 : 5,866,386.18 = 2,415,373.92 : x - Step 2: Convert to fraction form
4,251,158.12/5,866,386.18 = 2,415,373.92/x - Step 3: Cross multiply
4,251,158.12x = 5,866,386.18 × 2,415,373.92 - Step 4: Simplify right side
4,251,158.12x = 14,169,516,183,820.42 - Step 5: Solve for x
x = 14,169,516,183,820.42/4,251,158.12 - Step 6: Final answer
x = 3,333,095.54
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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.