Finding the Fourth Proportional to 2,339,769.84, 3,509,645.49 and 742,457.49
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Solution
The fourth proportional to 2,339,769.84, 3,509,645.49 and 742,457.49 is: 1,113,683.29
Step by Step Solution
- Step 1: Write the proportion equation
2,339,769.84 : 3,509,645.49 = 742,457.49 : x - Step 2: Convert to fraction form
2,339,769.84/3,509,645.49 = 742,457.49/x - Step 3: Cross multiply
2,339,769.84x = 3,509,645.49 × 742,457.49 - Step 4: Simplify right side
2,339,769.84x = 2,605,762,581,295.22 - Step 5: Solve for x
x = 2,605,762,581,295.22/2,339,769.84 - Step 6: Final answer
x = 1,113,683.29
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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.