Finding the Fourth Proportional to 4,956,840.19, 7,435,615.67 and 2,075,307.31
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Solution
The fourth proportional to 4,956,840.19, 7,435,615.67 and 2,075,307.31 is: 3,113,109.76
Step by Step Solution
- Step 1: Write the proportion equation
4,956,840.19 : 7,435,615.67 = 2,075,307.31 : x - Step 2: Convert to fraction form
4,956,840.19/7,435,615.67 = 2,075,307.31/x - Step 3: Cross multiply
4,956,840.19x = 7,435,615.67 × 2,075,307.31 - Step 4: Simplify right side
4,956,840.19x = 15,431,187,554,301.55 - Step 5: Solve for x
x = 15,431,187,554,301.55/4,956,840.19 - Step 6: Final answer
x = 3,113,109.76
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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.