Finding the Fourth Proportional to 1,533,109.95, 2,299,807.08 and 521,892.18
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Solution
The fourth proportional to 1,533,109.95, 2,299,807.08 and 521,892.18 is: 782,886.66
Step by Step Solution
- Step 1: Write the proportion equation
1,533,109.95 : 2,299,807.08 = 521,892.18 : x - Step 2: Convert to fraction form
1,533,109.95/2,299,807.08 = 521,892.18/x - Step 3: Cross multiply
1,533,109.95x = 2,299,807.08 × 521,892.18 - Step 4: Simplify right side
1,533,109.95x = 1,200,251,330,560.63 - Step 5: Solve for x
x = 1,200,251,330,560.63/1,533,109.95 - Step 6: Final answer
x = 782,886.66
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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.