Finding the Third Proportional to 668,560 and 1,430,432
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Solution
The third proportional to 668,560 and 1,430,432 is: 3,060,511.71
Step by Step Solution
- Step 1: Write the proportion equation
668,560 : 1,430,432 = 1,430,432 : x - Step 2: Convert to fraction form
668,560/1,430,432 = 1,430,432/x - Step 3: Cross multiply
668,560x = 1,430,432 × 1,430,432 - Step 4: Simplify right side
668,560x = 2,046,135,706,624 - Step 5: Solve for x
x = 2,046,135,706,624/668,560 - Step 6: Final answer
x = 3,060,511.71
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.