Finding the Fourth Proportional to 2,298,605.29, 3,172,075.21 and 1,332,296.08
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Solution
The fourth proportional to 2,298,605.29, 3,172,075.21 and 1,332,296.08 is: 1,838,568.54
Step by Step Solution
- Step 1: Write the proportion equation
2,298,605.29 : 3,172,075.21 = 1,332,296.08 : x - Step 2: Convert to fraction form
2,298,605.29/3,172,075.21 = 1,332,296.08/x - Step 3: Cross multiply
2,298,605.29x = 3,172,075.21 × 1,332,296.08 - Step 4: Simplify right side
2,298,605.29x = 4,226,143,367,748.18 - Step 5: Solve for x
x = 4,226,143,367,748.18/2,298,605.29 - Step 6: Final answer
x = 1,838,568.54
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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.