Finding the Fourth Proportional to 2,174,681.70, 3,001,060.63 and 1,207,901.94
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Solution
The fourth proportional to 2,174,681.70, 3,001,060.63 and 1,207,901.94 is: 1,666,904.61
Step by Step Solution
- Step 1: Write the proportion equation
2,174,681.70 : 3,001,060.63 = 1,207,901.94 : x - Step 2: Convert to fraction form
2,174,681.70/3,001,060.63 = 1,207,901.94/x - Step 3: Cross multiply
2,174,681.70x = 3,001,060.63 × 1,207,901.94 - Step 4: Simplify right side
2,174,681.70x = 3,624,986,957,034.62 - Step 5: Solve for x
x = 3,624,986,957,034.62/2,174,681.70 - Step 6: Final answer
x = 1,666,904.61
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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.