Finding the Fourth Proportional to 1,996,117.70, 2,994,565.35 and 576,220.10
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Solution
The fourth proportional to 1,996,117.70, 2,994,565.35 and 576,220.10 is: 864,442.39
Step by Step Solution
- Step 1: Write the proportion equation
1,996,117.70 : 2,994,565.35 = 576,220.10 : x - Step 2: Convert to fraction form
1,996,117.70/2,994,565.35 = 576,220.10/x - Step 3: Cross multiply
1,996,117.70x = 2,994,565.35 × 576,220.10 - Step 4: Simplify right side
1,996,117.70x = 1,725,528,745,433.54 - Step 5: Solve for x
x = 1,725,528,745,433.54/1,996,117.70 - Step 6: Final answer
x = 864,442.39
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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.