Finding the Fourth Proportional to 1,805,654.70, 2,708,482.05 and 607,178.70
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Solution
The fourth proportional to 1,805,654.70, 2,708,482.05 and 607,178.70 is: 910,768.05
Step by Step Solution
- Step 1: Write the proportion equation
1,805,654.70 : 2,708,482.05 = 607,178.70 : x - Step 2: Convert to fraction form
1,805,654.70/2,708,482.05 = 607,178.70/x - Step 3: Cross multiply
1,805,654.70x = 2,708,482.05 × 607,178.70 - Step 4: Simplify right side
1,805,654.70x = 1,644,532,610,092.33 - Step 5: Solve for x
x = 1,644,532,610,092.33/1,805,654.70 - Step 6: Final answer
x = 910,768.05
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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.