Finding the Fourth Proportional to 1,636,070.04, 2,252,769.30 and 1,631,346.12
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Solution
The fourth proportional to 1,636,070.04, 2,252,769.30 and 1,631,346.12 is: 2,246,264.75
Step by Step Solution
- Step 1: Write the proportion equation
1,636,070.04 : 2,252,769.30 = 1,631,346.12 : x - Step 2: Convert to fraction form
1,636,070.04/2,252,769.30 = 1,631,346.12/x - Step 3: Cross multiply
1,636,070.04x = 2,252,769.30 × 1,631,346.12 - Step 4: Simplify right side
1,636,070.04x = 3,675,046,456,810.12 - Step 5: Solve for x
x = 3,675,046,456,810.12/1,636,070.04 - Step 6: Final answer
x = 2,246,264.75
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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.