Finding the Third Proportional to 722,913 and 1,570,447
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Solution
The third proportional to 722,913 and 1,570,447 is: 3,411,619.07
Step by Step Solution
- Step 1: Write the proportion equation
722,913 : 1,570,447 = 1,570,447 : x - Step 2: Convert to fraction form
722,913/1,570,447 = 1,570,447/x - Step 3: Cross multiply
722,913x = 1,570,447 × 1,570,447 - Step 4: Simplify right side
722,913x = 2,466,303,779,809 - Step 5: Solve for x
x = 2,466,303,779,809/722,913 - Step 6: Final answer
x = 3,411,619.07
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.