Finding the Fourth Proportional to 2,972,253.69, 4,101,710.06 and 1,614,126.69
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Solution
The fourth proportional to 2,972,253.69, 4,101,710.06 and 1,614,126.69 is: 2,227,494.82
Step by Step Solution
- Step 1: Write the proportion equation
2,972,253.69 : 4,101,710.06 = 1,614,126.69 : x - Step 2: Convert to fraction form
2,972,253.69/4,101,710.06 = 1,614,126.69/x - Step 3: Cross multiply
2,972,253.69x = 4,101,710.06 × 1,614,126.69 - Step 4: Simplify right side
2,972,253.69x = 6,620,679,686,522.82 - Step 5: Solve for x
x = 6,620,679,686,522.82/2,972,253.69 - Step 6: Final answer
x = 2,227,494.82
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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.