Finding the Fourth Proportional to 1,473,056.22, 2,032,583.36 and 828,351.91
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Solution
The fourth proportional to 1,473,056.22, 2,032,583.36 and 828,351.91 is: 1,142,993.92
Step by Step Solution
- Step 1: Write the proportion equation
1,473,056.22 : 2,032,583.36 = 828,351.91 : x - Step 2: Convert to fraction form
1,473,056.22/2,032,583.36 = 828,351.91/x - Step 3: Cross multiply
1,473,056.22x = 2,032,583.36 × 828,351.91 - Step 4: Simplify right side
1,473,056.22x = 1,683,694,298,327.30 - Step 5: Solve for x
x = 1,683,694,298,327.30/1,473,056.22 - Step 6: Final answer
x = 1,142,993.92
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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.