Finding the Fourth Proportional to 840,106.08, 1,159,243.29 and 513,583.38
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Solution
The fourth proportional to 840,106.08, 1,159,243.29 and 513,583.38 is: 708,682.04
Step by Step Solution
- Step 1: Write the proportion equation
840,106.08 : 1,159,243.29 = 513,583.38 : x - Step 2: Convert to fraction form
840,106.08/1,159,243.29 = 513,583.38/x - Step 3: Cross multiply
840,106.08x = 1,159,243.29 × 513,583.38 - Step 4: Simplify right side
840,106.08x = 595,368,087,120.52 - Step 5: Solve for x
x = 595,368,087,120.52/840,106.08 - Step 6: Final answer
x = 708,682.04
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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.