Finding the Fourth Proportional to 2,465,339.36, 3,402,151.76 and 1,377,613.68
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Solution
The fourth proportional to 2,465,339.36, 3,402,151.76 and 1,377,613.68 is: 1,901,097.63
Step by Step Solution
- Step 1: Write the proportion equation
2,465,339.36 : 3,402,151.76 = 1,377,613.68 : x - Step 2: Convert to fraction form
2,465,339.36/3,402,151.76 = 1,377,613.68/x - Step 3: Cross multiply
2,465,339.36x = 3,402,151.76 × 1,377,613.68 - Step 4: Simplify right side
2,465,339.36x = 4,686,850,806,012.08 - Step 5: Solve for x
x = 4,686,850,806,012.08/2,465,339.36 - Step 6: Final answer
x = 1,901,097.63
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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.