Finding the Fourth Proportional to 1,874,138.97, 2,812,365.14 and 736,702.14
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Solution
The fourth proportional to 1,874,138.97, 2,812,365.14 and 736,702.14 is: 1,105,507.89
Step by Step Solution
- Step 1: Write the proportion equation
1,874,138.97 : 2,812,365.14 = 736,702.14 : x - Step 2: Convert to fraction form
1,874,138.97/2,812,365.14 = 736,702.14/x - Step 3: Cross multiply
1,874,138.97x = 2,812,365.14 × 736,702.14 - Step 4: Simplify right side
1,874,138.97x = 2,071,875,413,415.89 - Step 5: Solve for x
x = 2,071,875,413,415.89/1,874,138.97 - Step 6: Final answer
x = 1,105,507.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.