Finding the Fourth Proportional to 2,671,518.39, 3,686,708.16 and 1,447,826.28
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Solution
The fourth proportional to 2,671,518.39, 3,686,708.16 and 1,447,826.28 is: 1,998,007.19
Step by Step Solution
- Step 1: Write the proportion equation
2,671,518.39 : 3,686,708.16 = 1,447,826.28 : x - Step 2: Convert to fraction form
2,671,518.39/3,686,708.16 = 1,447,826.28/x - Step 3: Cross multiply
2,671,518.39x = 3,686,708.16 × 1,447,826.28 - Step 4: Simplify right side
2,671,518.39x = 5,337,712,960,738.45 - Step 5: Solve for x
x = 5,337,712,960,738.45/2,671,518.39 - Step 6: Final answer
x = 1,998,007.19
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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.