Finding the Fourth Proportional to 2,963,740.66, 4,089,936.45 and 1,605,610.42
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Solution
The fourth proportional to 2,963,740.66, 4,089,936.45 and 1,605,610.42 is: 2,215,728.48
Step by Step Solution
- Step 1: Write the proportion equation
2,963,740.66 : 4,089,936.45 = 1,605,610.42 : x - Step 2: Convert to fraction form
2,963,740.66/4,089,936.45 = 1,605,610.42/x - Step 3: Cross multiply
2,963,740.66x = 4,089,936.45 × 1,605,610.42 - Step 4: Simplify right side
2,963,740.66x = 6,566,844,581,257.81 - Step 5: Solve for x
x = 6,566,844,581,257.81/2,963,740.66 - Step 6: Final answer
x = 2,215,728.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.