Finding the Third Proportional to 865,742 and 1,879,342
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Solution
The third proportional to 865,742 and 1,879,342 is: 4,079,652.31
Step by Step Solution
- Step 1: Write the proportion equation
865,742 : 1,879,342 = 1,879,342 : x - Step 2: Convert to fraction form
865,742/1,879,342 = 1,879,342/x - Step 3: Cross multiply
865,742x = 1,879,342 × 1,879,342 - Step 4: Simplify right side
865,742x = 3,531,926,352,964 - Step 5: Solve for x
x = 3,531,926,352,964/865,742 - Step 6: Final answer
x = 4,079,652.31
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.