Finding the Fourth Proportional to 1,468,618.40, 2,201,890.80 and 569,712.80
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Solution
The fourth proportional to 1,468,618.40, 2,201,890.80 and 569,712.80 is: 854,167.00
Step by Step Solution
- Step 1: Write the proportion equation
1,468,618.40 : 2,201,890.80 = 569,712.80 : x - Step 2: Convert to fraction form
1,468,618.40/2,201,890.80 = 569,712.80/x - Step 3: Cross multiply
1,468,618.40x = 2,201,890.80 × 569,712.80 - Step 4: Simplify right side
1,468,618.40x = 1,254,445,372,962.24 - Step 5: Solve for x
x = 1,254,445,372,962.24/1,468,618.40 - Step 6: Final answer
x = 854,167.00
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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.