Finding the Fourth Proportional to 1,713,685.79, 2,555,207.87 and 1,666,603.44
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Solution
The fourth proportional to 1,713,685.79, 2,555,207.87 and 1,666,603.44 is: 2,485,005.27
Step by Step Solution
- Step 1: Write the proportion equation
1,713,685.79 : 2,555,207.87 = 1,666,603.44 : x - Step 2: Convert to fraction form
1,713,685.79/2,555,207.87 = 1,666,603.44/x - Step 3: Cross multiply
1,713,685.79x = 2,555,207.87 × 1,666,603.44 - Step 4: Simplify right side
1,713,685.79x = 4,258,518,226,057.07 - Step 5: Solve for x
x = 4,258,518,226,057.07/1,713,685.79 - Step 6: Final answer
x = 2,485,005.27
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.