Finding the Fourth Proportional to 4,403,621.04, 6,605,373.24 and 1,208,747.76
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Solution
The fourth proportional to 4,403,621.04, 6,605,373.24 and 1,208,747.76 is: 1,813,105.63
Step by Step Solution
- Step 1: Write the proportion equation
4,403,621.04 : 6,605,373.24 = 1,208,747.76 : x - Step 2: Convert to fraction form
4,403,621.04/6,605,373.24 = 1,208,747.76/x - Step 3: Cross multiply
4,403,621.04x = 6,605,373.24 × 1,208,747.76 - Step 4: Simplify right side
4,403,621.04x = 7,984,230,107,813.94 - Step 5: Solve for x
x = 7,984,230,107,813.94/4,403,621.04 - Step 6: Final answer
x = 1,813,105.63
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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.