Finding the Fourth Proportional to 3,647,051.19, 5,465,686.82 and 2,838,412.06
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Solution
The fourth proportional to 3,647,051.19, 5,465,686.82 and 2,838,412.06 is: 4,253,812.34
Step by Step Solution
- Step 1: Write the proportion equation
3,647,051.19 : 5,465,686.82 = 2,838,412.06 : x - Step 2: Convert to fraction form
3,647,051.19/5,465,686.82 = 2,838,412.06/x - Step 3: Cross multiply
3,647,051.19x = 5,465,686.82 × 2,838,412.06 - Step 4: Simplify right side
3,647,051.19x = 15,513,871,358,214.77 - Step 5: Solve for x
x = 15,513,871,358,214.77/3,647,051.19 - Step 6: Final answer
x = 4,253,812.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.