Finding the Fourth Proportional to 4,633,530.71, 6,950,221.61 and 1,438,659.99
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Solution
The fourth proportional to 4,633,530.71, 6,950,221.61 and 1,438,659.99 is: 2,157,966.87
Step by Step Solution
- Step 1: Write the proportion equation
4,633,530.71 : 6,950,221.61 = 1,438,659.99 : x - Step 2: Convert to fraction form
4,633,530.71/6,950,221.61 = 1,438,659.99/x - Step 3: Cross multiply
4,633,530.71x = 6,950,221.61 × 1,438,659.99 - Step 4: Simplify right side
4,633,530.71x = 9,999,005,744,747.08 - Step 5: Solve for x
x = 9,999,005,744,747.08/4,633,530.71 - Step 6: Final answer
x = 2,157,966.87
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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.