Finding the Fourth Proportional to 3,047,542.08, 4,571,266.62 and 742,056.81
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Solution
The fourth proportional to 3,047,542.08, 4,571,266.62 and 742,056.81 is: 1,113,073.89
Step by Step Solution
- Step 1: Write the proportion equation
3,047,542.08 : 4,571,266.62 = 742,056.81 : x - Step 2: Convert to fraction form
3,047,542.08/4,571,266.62 = 742,056.81/x - Step 3: Cross multiply
3,047,542.08x = 4,571,266.62 × 742,056.81 - Step 4: Simplify right side
3,047,542.08x = 3,392,139,525,696.68 - Step 5: Solve for x
x = 3,392,139,525,696.68/3,047,542.08 - Step 6: Final answer
x = 1,113,073.89
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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.