Finding the Fourth Proportional to 1,707,240.23, 2,356,482.42 and 1,126,886.97
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Solution
The fourth proportional to 1,707,240.23, 2,356,482.42 and 1,126,886.97 is: 1,555,428.05
Step by Step Solution
- Step 1: Write the proportion equation
1,707,240.23 : 2,356,482.42 = 1,126,886.97 : x - Step 2: Convert to fraction form
1,707,240.23/2,356,482.42 = 1,126,886.97/x - Step 3: Cross multiply
1,707,240.23x = 2,356,482.42 × 1,126,886.97 - Step 4: Simplify right side
1,707,240.23x = 2,655,489,334,132.07 - Step 5: Solve for x
x = 2,655,489,334,132.07/1,707,240.23 - Step 6: Final answer
x = 1,555,428.05
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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.