Finding the Fourth Proportional to 3,163,172.00, 4,365,169.47 and 1,712,867.34
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Solution
The fourth proportional to 3,163,172.00, 4,365,169.47 and 1,712,867.34 is: 2,363,752.66
Step by Step Solution
- Step 1: Write the proportion equation
3,163,172.00 : 4,365,169.47 = 1,712,867.34 : x - Step 2: Convert to fraction form
3,163,172.00/4,365,169.47 = 1,712,867.34/x - Step 3: Cross multiply
3,163,172.00x = 4,365,169.47 × 1,712,867.34 - Step 4: Simplify right side
3,163,172.00x = 7,476,956,218,728.11 - Step 5: Solve for x
x = 7,476,956,218,728.11/3,163,172.00 - Step 6: Final answer
x = 2,363,752.66
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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.