Finding the Fourth Proportional to 1,975,879.08, 2,726,726.22 and 1,070,461.08
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Solution
The fourth proportional to 1,975,879.08, 2,726,726.22 and 1,070,461.08 is: 1,477,243.38
Step by Step Solution
- Step 1: Write the proportion equation
1,975,879.08 : 2,726,726.22 = 1,070,461.08 : x - Step 2: Convert to fraction form
1,975,879.08/2,726,726.22 = 1,070,461.08/x - Step 3: Cross multiply
1,975,879.08x = 2,726,726.22 × 1,070,461.08 - Step 4: Simplify right side
1,975,879.08x = 2,918,854,294,325.52 - Step 5: Solve for x
x = 2,918,854,294,325.52/1,975,879.08 - Step 6: Final answer
x = 1,477,243.38
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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.