Finding the Fourth Proportional to 1,542,071.17, 2,310,984.68 and 1,313,182.49
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Solution
The fourth proportional to 1,542,071.17, 2,310,984.68 and 1,313,182.49 is: 1,967,966.63
Step by Step Solution
- Step 1: Write the proportion equation
1,542,071.17 : 2,310,984.68 = 1,313,182.49 : x - Step 2: Convert to fraction form
1,542,071.17/2,310,984.68 = 1,313,182.49/x - Step 3: Cross multiply
1,542,071.17x = 2,310,984.68 × 1,313,182.49 - Step 4: Simplify right side
1,542,071.17x = 3,034,744,604,879.33 - Step 5: Solve for x
x = 3,034,744,604,879.33/1,542,071.17 - Step 6: Final answer
x = 1,967,966.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.