Finding the Third Proportional to 917,291 and 2,158,331.75
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Solution
The third proportional to 917,291 and 2,158,331.75 is: 5,078,427.61
Step by Step Solution
- Step 1: Write the proportion equation
917,291 : 2,158,331.75 = 2,158,331.75 : x - Step 2: Convert to fraction form
917,291/2,158,331.75 = 2,158,331.75/x - Step 3: Cross multiply
917,291x = 2,158,331.75 × 2,158,331.75 - Step 4: Simplify right side
917,291x = 4,658,395,943,058.06 - Step 5: Solve for x
x = 4,658,395,943,058.06/917,291 - Step 6: Final answer
x = 5,078,427.61
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These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.