Finding the Fourth Proportional to 1,721,623.84, 2,584,053.71 and 901,551.07
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Solution
The fourth proportional to 1,721,623.84, 2,584,053.71 and 901,551.07 is: 1,353,173.87
Step by Step Solution
- Step 1: Write the proportion equation
1,721,623.84 : 2,584,053.71 = 901,551.07 : x - Step 2: Convert to fraction form
1,721,623.84/2,584,053.71 = 901,551.07/x - Step 3: Cross multiply
1,721,623.84x = 2,584,053.71 × 901,551.07 - Step 4: Simplify right side
1,721,623.84x = 2,329,656,387,187.97 - Step 5: Solve for x
x = 2,329,656,387,187.97/1,721,623.84 - Step 6: Final answer
x = 1,353,173.87
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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.