Finding the Fourth Proportional to 2,663,579.68, 3,995,406.40 and 866,472.54
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Solution
The fourth proportional to 2,663,579.68, 3,995,406.40 and 866,472.54 is: 1,299,720.81
Step by Step Solution
- Step 1: Write the proportion equation
2,663,579.68 : 3,995,406.40 = 866,472.54 : x - Step 2: Convert to fraction form
2,663,579.68/3,995,406.40 = 866,472.54/x - Step 3: Cross multiply
2,663,579.68x = 3,995,406.40 × 866,472.54 - Step 4: Simplify right side
2,663,579.68x = 3,461,909,931,740.26 - Step 5: Solve for x
x = 3,461,909,931,740.26/2,663,579.68 - Step 6: Final answer
x = 1,299,720.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.