Finding the Fourth Proportional to 1,900,811.68, 2,843,337.84 and 1,448,107.36
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Solution
The fourth proportional to 1,900,811.68, 2,843,337.84 and 1,448,107.36 is: 2,166,158.01
Step by Step Solution
- Step 1: Write the proportion equation
1,900,811.68 : 2,843,337.84 = 1,448,107.36 : x - Step 2: Convert to fraction form
1,900,811.68/2,843,337.84 = 1,448,107.36/x - Step 3: Cross multiply
1,900,811.68x = 2,843,337.84 × 1,448,107.36 - Step 4: Simplify right side
1,900,811.68x = 4,117,458,453,070.50 - Step 5: Solve for x
x = 4,117,458,453,070.50/1,900,811.68 - Step 6: Final answer
x = 2,166,158.01
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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.