Finding the Fourth Proportional to 1,550,058.68, 2,138,189.18 and 968,270.42
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Solution
The fourth proportional to 1,550,058.68, 2,138,189.18 and 968,270.42 is: 1,335,656.10
Step by Step Solution
- Step 1: Write the proportion equation
1,550,058.68 : 2,138,189.18 = 968,270.42 : x - Step 2: Convert to fraction form
1,550,058.68/2,138,189.18 = 968,270.42/x - Step 3: Cross multiply
1,550,058.68x = 2,138,189.18 × 968,270.42 - Step 4: Simplify right side
1,550,058.68x = 2,070,345,335,358.06 - Step 5: Solve for x
x = 2,070,345,335,358.06/1,550,058.68 - Step 6: Final answer
x = 1,335,656.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.