Finding the Fourth Proportional to 2,224,841.80, 3,070,342.14 and 1,258,116.70
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Solution
The fourth proportional to 2,224,841.80, 3,070,342.14 and 1,258,116.70 is: 1,736,235.23
Step by Step Solution
- Step 1: Write the proportion equation
2,224,841.80 : 3,070,342.14 = 1,258,116.70 : x - Step 2: Convert to fraction form
2,224,841.80/3,070,342.14 = 1,258,116.70/x - Step 3: Cross multiply
2,224,841.80x = 3,070,342.14 × 1,258,116.70 - Step 4: Simplify right side
2,224,841.80x = 3,862,848,721,047.74 - Step 5: Solve for x
x = 3,862,848,721,047.74/2,224,841.80 - Step 6: Final answer
x = 1,736,235.23
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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.