Finding the Fourth Proportional to 2,738,607.77, 3,778,949.45 and 1,577,431.68
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Solution
The fourth proportional to 2,738,607.77, 3,778,949.45 and 1,577,431.68 is: 2,176,666.06
Step by Step Solution
- Step 1: Write the proportion equation
2,738,607.77 : 3,778,949.45 = 1,577,431.68 : x - Step 2: Convert to fraction form
2,738,607.77/3,778,949.45 = 1,577,431.68/x - Step 3: Cross multiply
2,738,607.77x = 3,778,949.45 × 1,577,431.68 - Step 4: Simplify right side
2,738,607.77x = 5,961,034,571,661.42 - Step 5: Solve for x
x = 5,961,034,571,661.42/2,738,607.77 - Step 6: Final answer
x = 2,176,666.06
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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.