Finding the Fourth Proportional to 2,953,406.09, 4,075,700.55 and 1,595,279.09
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Solution
The fourth proportional to 2,953,406.09, 4,075,700.55 and 1,595,279.09 is: 2,201,485.22
Step by Step Solution
- Step 1: Write the proportion equation
2,953,406.09 : 4,075,700.55 = 1,595,279.09 : x - Step 2: Convert to fraction form
2,953,406.09/4,075,700.55 = 1,595,279.09/x - Step 3: Cross multiply
2,953,406.09x = 4,075,700.55 × 1,595,279.09 - Step 4: Simplify right side
2,953,406.09x = 6,501,879,864,516.50 - Step 5: Solve for x
x = 6,501,879,864,516.50/2,953,406.09 - Step 6: Final answer
x = 2,201,485.22
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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.