Finding the Fourth Proportional to 1,473,113.81, 2,032,877.02 and 828,533.76
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Solution
The fourth proportional to 1,473,113.81, 2,032,877.02 and 828,533.76 is: 1,143,365.32
Step by Step Solution
- Step 1: Write the proportion equation
1,473,113.81 : 2,032,877.02 = 828,533.76 : x - Step 2: Convert to fraction form
1,473,113.81/2,032,877.02 = 828,533.76/x - Step 3: Cross multiply
1,473,113.81x = 2,032,877.02 × 828,533.76 - Step 4: Simplify right side
1,473,113.81x = 1,684,307,240,998.20 - Step 5: Solve for x
x = 1,684,307,240,998.20/1,473,113.81 - Step 6: Final answer
x = 1,143,365.32
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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.