Finding the Fourth Proportional to 819,591.93, 1,130,635.67 and 547,727.13
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Solution
The fourth proportional to 819,591.93, 1,130,635.67 and 547,727.13 is: 755,595.32
Step by Step Solution
- Step 1: Write the proportion equation
819,591.93 : 1,130,635.67 = 547,727.13 : x - Step 2: Convert to fraction form
819,591.93/1,130,635.67 = 547,727.13/x - Step 3: Cross multiply
819,591.93x = 1,130,635.67 × 547,727.13 - Step 4: Simplify right side
819,591.93x = 619,279,827,866.09 - Step 5: Solve for x
x = 619,279,827,866.09/819,591.93 - Step 6: Final answer
x = 755,595.32
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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.