Finding the Fourth Proportional to 3,442,488.97, 5,159,009.48 and 2,178,053.05
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Solution
The fourth proportional to 3,442,488.97, 5,159,009.48 and 2,178,053.05 is: 3,264,090.73
Step by Step Solution
- Step 1: Write the proportion equation
3,442,488.97 : 5,159,009.48 = 2,178,053.05 : x - Step 2: Convert to fraction form
3,442,488.97/5,159,009.48 = 2,178,053.05/x - Step 3: Cross multiply
3,442,488.97x = 5,159,009.48 × 2,178,053.05 - Step 4: Simplify right side
3,442,488.97x = 11,236,596,307,097.87 - Step 5: Solve for x
x = 11,236,596,307,097.87/3,442,488.97 - Step 6: Final answer
x = 3,264,090.73
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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.