Finding the Fourth Proportional to 4,896,476.60, 7,345,881.30 and 2,370,054.20
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Solution
The fourth proportional to 4,896,476.60, 7,345,881.30 and 2,370,054.20 is: 3,555,645.88
Step by Step Solution
- Step 1: Write the proportion equation
4,896,476.60 : 7,345,881.30 = 2,370,054.20 : x - Step 2: Convert to fraction form
4,896,476.60/7,345,881.30 = 2,370,054.20/x - Step 3: Cross multiply
4,896,476.60x = 7,345,881.30 × 2,370,054.20 - Step 4: Simplify right side
4,896,476.60x = 17,410,136,827,766.46 - Step 5: Solve for x
x = 17,410,136,827,766.46/4,896,476.60 - Step 6: Final answer
x = 3,555,645.88
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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.