Finding the Fourth Proportional to 4,179,816.18, 5,768,209.53 and 2,344,681.26
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Solution
The fourth proportional to 4,179,816.18, 5,768,209.53 and 2,344,681.26 is: 3,235,695.59
Step by Step Solution
- Step 1: Write the proportion equation
4,179,816.18 : 5,768,209.53 = 2,344,681.26 : x - Step 2: Convert to fraction form
4,179,816.18/5,768,209.53 = 2,344,681.26/x - Step 3: Cross multiply
4,179,816.18x = 5,768,209.53 × 2,344,681.26 - Step 4: Simplify right side
4,179,816.18x = 13,524,612,788,744.41 - Step 5: Solve for x
x = 13,524,612,788,744.41/4,179,816.18 - Step 6: Final answer
x = 3,235,695.59
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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.