Finding the Fourth Proportional to 1,971,815.17, 2,957,426.74 and 623,802.62
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Solution
The fourth proportional to 1,971,815.17, 2,957,426.74 and 623,802.62 is: 935,610.28
Step by Step Solution
- Step 1: Write the proportion equation
1,971,815.17 : 2,957,426.74 = 623,802.62 : x - Step 2: Convert to fraction form
1,971,815.17/2,957,426.74 = 623,802.62/x - Step 3: Cross multiply
1,971,815.17x = 2,957,426.74 × 623,802.62 - Step 4: Simplify right side
1,971,815.17x = 1,844,850,548,870.06 - Step 5: Solve for x
x = 1,844,850,548,870.06/1,971,815.17 - Step 6: Final answer
x = 935,610.28
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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.