Finding the Fourth Proportional to 875,660.08, 1,311,589.32 and 537,674.80
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Solution
The fourth proportional to 875,660.08, 1,311,589.32 and 537,674.80 is: 805,345.07
Step by Step Solution
- Step 1: Write the proportion equation
875,660.08 : 1,311,589.32 = 537,674.80 : x - Step 2: Convert to fraction form
875,660.08/1,311,589.32 = 537,674.80/x - Step 3: Cross multiply
875,660.08x = 1,311,589.32 × 537,674.80 - Step 4: Simplify right side
875,660.08x = 705,208,525,313.14 - Step 5: Solve for x
x = 705,208,525,313.14/875,660.08 - Step 6: Final answer
x = 805,345.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.