Finding the Fourth Proportional to 2,431,768.84, 3,356,014.75 and 1,344,017.00
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Solution
The fourth proportional to 2,431,768.84, 3,356,014.75 and 1,344,017.00 is: 1,854,839.49
Step by Step Solution
- Step 1: Write the proportion equation
2,431,768.84 : 3,356,014.75 = 1,344,017.00 : x - Step 2: Convert to fraction form
2,431,768.84/3,356,014.75 = 1,344,017.00/x - Step 3: Cross multiply
2,431,768.84x = 3,356,014.75 × 1,344,017.00 - Step 4: Simplify right side
2,431,768.84x = 4,510,540,881,280.74 - Step 5: Solve for x
x = 4,510,540,881,280.74/2,431,768.84 - Step 6: Final answer
x = 1,854,839.49
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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.