Finding the Fourth Proportional to 1,133,689.08, 1,565,141.58 and 752,233.08
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Solution
The fourth proportional to 1,133,689.08, 1,565,141.58 and 752,233.08 is: 1,038,513.37
Step by Step Solution
- Step 1: Write the proportion equation
1,133,689.08 : 1,565,141.58 = 752,233.08 : x - Step 2: Convert to fraction form
1,133,689.08/1,565,141.58 = 752,233.08/x - Step 3: Cross multiply
1,133,689.08x = 1,565,141.58 × 752,233.08 - Step 4: Simplify right side
1,133,689.08x = 1,177,351,271,359.47 - Step 5: Solve for x
x = 1,177,351,271,359.47/1,133,689.08 - Step 6: Final answer
x = 1,038,513.37
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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.