Finding the Third Proportional to 631,261.69 and 979,457.06
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Solution
The third proportional to 631,261.69 and 979,457.06 is: 1,519,712.28
Step by Step Solution
- Step 1: Write the proportion equation
631,261.69 : 979,457.06 = 979,457.06 : x - Step 2: Convert to fraction form
631,261.69/979,457.06 = 979,457.06/x - Step 3: Cross multiply
631,261.69x = 979,457.06 × 979,457.06 - Step 4: Simplify right side
631,261.69x = 959,336,137,281.13 - Step 5: Solve for x
x = 959,336,137,281.13/631,261.69 - Step 6: Final answer
x = 1,519,712.28
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.