Finding the Third Proportional to 782,536 and 1,243,842
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Solution
The third proportional to 782,536 and 1,243,842 is: 1,977,088.49
Step by Step Solution
- Step 1: Write the proportion equation
782,536 : 1,243,842 = 1,243,842 : x - Step 2: Convert to fraction form
782,536/1,243,842 = 1,243,842/x - Step 3: Cross multiply
782,536x = 1,243,842 × 1,243,842 - Step 4: Simplify right side
782,536x = 1,547,142,920,964 - Step 5: Solve for x
x = 1,547,142,920,964/782,536 - Step 6: Final answer
x = 1,977,088.49
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.