Finding the Fourth Proportional to 1,499,696.29, 2,069,575.21 and 811,365.99
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Solution
The fourth proportional to 1,499,696.29, 2,069,575.21 and 811,365.99 is: 1,119,682.00
Step by Step Solution
- Step 1: Write the proportion equation
1,499,696.29 : 2,069,575.21 = 811,365.99 : x - Step 2: Convert to fraction form
1,499,696.29/2,069,575.21 = 811,365.99/x - Step 3: Cross multiply
1,499,696.29x = 2,069,575.21 × 811,365.99 - Step 4: Simplify right side
1,499,696.29x = 1,679,182,939,141.11 - Step 5: Solve for x
x = 1,679,182,939,141.11/1,499,696.29 - Step 6: Final answer
x = 1,119,682.00
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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.