Finding the Fourth Proportional to 1,553,720.04, 2,144,338.02 and 874,788.84
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Solution
The fourth proportional to 1,553,720.04, 2,144,338.02 and 874,788.84 is: 1,207,323.66
Step by Step Solution
- Step 1: Write the proportion equation
1,553,720.04 : 2,144,338.02 = 874,788.84 : x - Step 2: Convert to fraction form
1,553,720.04/2,144,338.02 = 874,788.84/x - Step 3: Cross multiply
1,553,720.04x = 2,144,338.02 × 874,788.84 - Step 4: Simplify right side
1,553,720.04x = 1,875,842,969,083.70 - Step 5: Solve for x
x = 1,875,842,969,083.70/1,553,720.04 - Step 6: Final answer
x = 1,207,323.66
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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.