Finding the Fourth Proportional to 4,818,864.14, 7,228,535.87 and 1,580,728.15
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Solution
The fourth proportional to 4,818,864.14, 7,228,535.87 and 1,580,728.15 is: 2,371,170.84
Step by Step Solution
- Step 1: Write the proportion equation
4,818,864.14 : 7,228,535.87 = 1,580,728.15 : x - Step 2: Convert to fraction form
4,818,864.14/7,228,535.87 = 1,580,728.15/x - Step 3: Cross multiply
4,818,864.14x = 7,228,535.87 × 1,580,728.15 - Step 4: Simplify right side
4,818,864.14x = 11,426,350,132,993.74 - Step 5: Solve for x
x = 11,426,350,132,993.74/4,818,864.14 - Step 6: Final answer
x = 2,371,170.84
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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.