Finding the Fourth Proportional to 1,577,293.14, 2,176,665.54 and 852,140.42
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Solution
The fourth proportional to 1,577,293.14, 2,176,665.54 and 852,140.42 is: 1,175,954.32
Step by Step Solution
- Step 1: Write the proportion equation
1,577,293.14 : 2,176,665.54 = 852,140.42 : x - Step 2: Convert to fraction form
1,577,293.14/2,176,665.54 = 852,140.42/x - Step 3: Cross multiply
1,577,293.14x = 2,176,665.54 × 852,140.42 - Step 4: Simplify right side
1,577,293.14x = 1,854,824,687,455.13 - Step 5: Solve for x
x = 1,854,824,687,455.13/1,577,293.14 - Step 6: Final answer
x = 1,175,954.32
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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.