Finding the Fourth Proportional to 1,467,438.80, 2,201,158.20 and 837,582.80
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Solution
The fourth proportional to 1,467,438.80, 2,201,158.20 and 837,582.80 is: 1,256,374.20
Step by Step Solution
- Step 1: Write the proportion equation
1,467,438.80 : 2,201,158.20 = 837,582.80 : x - Step 2: Convert to fraction form
1,467,438.80/2,201,158.20 = 837,582.80/x - Step 3: Cross multiply
1,467,438.80x = 2,201,158.20 × 837,582.80 - Step 4: Simplify right side
1,467,438.80x = 1,843,652,248,398.96 - Step 5: Solve for x
x = 1,843,652,248,398.96/1,467,438.80 - Step 6: Final answer
x = 1,256,374.20
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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.