Finding the Fourth Proportional to 1,473,234.40, 2,033,043.06 and 828,655.03
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Solution
The fourth proportional to 1,473,234.40, 2,033,043.06 and 828,655.03 is: 1,143,532.46
Step by Step Solution
- Step 1: Write the proportion equation
1,473,234.40 : 2,033,043.06 = 828,655.03 : x - Step 2: Convert to fraction form
1,473,234.40/2,033,043.06 = 828,655.03/x - Step 3: Cross multiply
1,473,234.40x = 2,033,043.06 × 828,655.03 - Step 4: Simplify right side
1,473,234.40x = 1,684,691,357,875.59 - Step 5: Solve for x
x = 1,684,691,357,875.59/1,473,234.40 - Step 6: Final answer
x = 1,143,532.46
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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.