Finding the Fourth Proportional to 4,179,068.64, 6,270,964.92 and 1,782,686.88
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Solution
The fourth proportional to 4,179,068.64, 6,270,964.92 and 1,782,686.88 is: 2,675,037.87
Step by Step Solution
- Step 1: Write the proportion equation
4,179,068.64 : 6,270,964.92 = 1,782,686.88 : x - Step 2: Convert to fraction form
4,179,068.64/6,270,964.92 = 1,782,686.88/x - Step 3: Cross multiply
4,179,068.64x = 6,270,964.92 × 1,782,686.88 - Step 4: Simplify right side
4,179,068.64x = 11,179,166,887,824.25 - Step 5: Solve for x
x = 11,179,166,887,824.25/4,179,068.64 - Step 6: Final answer
x = 2,675,037.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.