Finding the Fourth Proportional to 1,414,587.08, 1,952,128.14 and 770,005.28
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Solution
The fourth proportional to 1,414,587.08, 1,952,128.14 and 770,005.28 is: 1,062,606.18
Step by Step Solution
- Step 1: Write the proportion equation
1,414,587.08 : 1,952,128.14 = 770,005.28 : x - Step 2: Convert to fraction form
1,414,587.08/1,952,128.14 = 770,005.28/x - Step 3: Cross multiply
1,414,587.08x = 1,952,128.14 × 770,005.28 - Step 4: Simplify right side
1,414,587.08x = 1,503,148,975,036.58 - Step 5: Solve for x
x = 1,503,148,975,036.58/1,414,587.08 - Step 6: Final answer
x = 1,062,606.18
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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.