Finding the Fourth Proportional to 1,513,574.00, 2,088,748.40 and 825,240.23
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Solution
The fourth proportional to 1,513,574.00, 2,088,748.40 and 825,240.23 is: 1,138,840.39
Step by Step Solution
- Step 1: Write the proportion equation
1,513,574.00 : 2,088,748.40 = 825,240.23 : x - Step 2: Convert to fraction form
1,513,574.00/2,088,748.40 = 825,240.23/x - Step 3: Cross multiply
1,513,574.00x = 2,088,748.40 × 825,240.23 - Step 4: Simplify right side
1,513,574.00x = 1,723,719,201,647.49 - Step 5: Solve for x
x = 1,723,719,201,647.49/1,513,574.00 - Step 6: Final answer
x = 1,138,840.39
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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.