Finding the Fourth Proportional to 1,742,121.24, 2,614,037.08 and 783,253.42
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Solution
The fourth proportional to 1,742,121.24, 2,614,037.08 and 783,253.42 is: 1,175,264.63
Step by Step Solution
- Step 1: Write the proportion equation
1,742,121.24 : 2,614,037.08 = 783,253.42 : x - Step 2: Convert to fraction form
1,742,121.24/2,614,037.08 = 783,253.42/x - Step 3: Cross multiply
1,742,121.24x = 2,614,037.08 × 783,253.42 - Step 4: Simplify right side
1,742,121.24x = 2,047,453,482,916.81 - Step 5: Solve for x
x = 2,047,453,482,916.81/1,742,121.24 - Step 6: Final answer
x = 1,175,264.63
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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.