Finding the Fourth Proportional to 4,316,454.12, 6,471,327.78 and 2,796,926.52
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Solution
The fourth proportional to 4,316,454.12, 6,471,327.78 and 2,796,926.52 is: 4,193,216.88
Step by Step Solution
- Step 1: Write the proportion equation
4,316,454.12 : 6,471,327.78 = 2,796,926.52 : x - Step 2: Convert to fraction form
4,316,454.12/6,471,327.78 = 2,796,926.52/x - Step 3: Cross multiply
4,316,454.12x = 6,471,327.78 × 2,796,926.52 - Step 4: Simplify right side
4,316,454.12x = 18,099,828,287,494.73 - Step 5: Solve for x
x = 18,099,828,287,494.73/4,316,454.12 - Step 6: Final answer
x = 4,193,216.88
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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.