Finding the Fourth Proportional to 1,473,349.76, 2,032,646.88 and 828,622.08
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Solution
The fourth proportional to 1,473,349.76, 2,032,646.88 and 828,622.08 is: 1,143,174.64
Step by Step Solution
- Step 1: Write the proportion equation
1,473,349.76 : 2,032,646.88 = 828,622.08 : x - Step 2: Convert to fraction form
1,473,349.76/2,032,646.88 = 828,622.08/x - Step 3: Cross multiply
1,473,349.76x = 2,032,646.88 × 828,622.08 - Step 4: Simplify right side
1,473,349.76x = 1,684,296,085,611.11 - Step 5: Solve for x
x = 1,684,296,085,611.11/1,473,349.76 - Step 6: Final answer
x = 1,143,174.64
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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.