Finding the Fourth Proportional to 1,772,724.30, 2,657,358.45 and 1,013,786.70
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Solution
The fourth proportional to 1,772,724.30, 2,657,358.45 and 1,013,786.70 is: 1,519,691.84
Step by Step Solution
- Step 1: Write the proportion equation
1,772,724.30 : 2,657,358.45 = 1,013,786.70 : x - Step 2: Convert to fraction form
1,772,724.30/2,657,358.45 = 1,013,786.70/x - Step 3: Cross multiply
1,772,724.30x = 2,657,358.45 × 1,013,786.70 - Step 4: Simplify right side
1,772,724.30x = 2,693,994,653,742.62 - Step 5: Solve for x
x = 2,693,994,653,742.62/1,772,724.30 - Step 6: Final answer
x = 1,519,691.84
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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.