Finding the Fourth Proportional to 1,926,624.12, 2,658,828.81 and 1,067,184.28
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Solution
The fourth proportional to 1,926,624.12, 2,658,828.81 and 1,067,184.28 is: 1,472,762.79
Step by Step Solution
- Step 1: Write the proportion equation
1,926,624.12 : 2,658,828.81 = 1,067,184.28 : x - Step 2: Convert to fraction form
1,926,624.12/2,658,828.81 = 1,067,184.28/x - Step 3: Cross multiply
1,926,624.12x = 2,658,828.81 × 1,067,184.28 - Step 4: Simplify right side
1,926,624.12x = 2,837,460,309,243.11 - Step 5: Solve for x
x = 2,837,460,309,243.11/1,926,624.12 - Step 6: Final answer
x = 1,472,762.79
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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.