Finding the Fourth Proportional to 1,742,863.24, 2,405,103.22 and 968,474.08
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Solution
The fourth proportional to 1,742,863.24, 2,405,103.22 and 968,474.08 is: 1,336,467.53
Step by Step Solution
- Step 1: Write the proportion equation
1,742,863.24 : 2,405,103.22 = 968,474.08 : x - Step 2: Convert to fraction form
1,742,863.24/2,405,103.22 = 968,474.08/x - Step 3: Cross multiply
1,742,863.24x = 2,405,103.22 × 968,474.08 - Step 4: Simplify right side
1,742,863.24x = 2,329,280,128,294.54 - Step 5: Solve for x
x = 2,329,280,128,294.54/1,742,863.24 - Step 6: Final answer
x = 1,336,467.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.