Finding the Fourth Proportional to 4,403,621.54, 6,605,373.99 and 1,208,748.26
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Solution
The fourth proportional to 4,403,621.54, 6,605,373.99 and 1,208,748.26 is: 1,813,106.38
Step by Step Solution
- Step 1: Write the proportion equation
4,403,621.54 : 6,605,373.99 = 1,208,748.26 : x - Step 2: Convert to fraction form
4,403,621.54/6,605,373.99 = 1,208,748.26/x - Step 3: Cross multiply
4,403,621.54x = 6,605,373.99 × 1,208,748.26 - Step 4: Simplify right side
4,403,621.54x = 7,984,234,317,061.76 - Step 5: Solve for x
x = 7,984,234,317,061.76/4,403,621.54 - Step 6: Final answer
x = 1,813,106.38
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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.