Finding the Fourth Proportional to 1,155,516.23, 1,594,646.19 and 632,258.26
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Solution
The fourth proportional to 1,155,516.23, 1,594,646.19 and 632,258.26 is: 872,534.88
Step by Step Solution
- Step 1: Write the proportion equation
1,155,516.23 : 1,594,646.19 = 632,258.26 : x - Step 2: Convert to fraction form
1,155,516.23/1,594,646.19 = 632,258.26/x - Step 3: Cross multiply
1,155,516.23x = 1,594,646.19 × 632,258.26 - Step 4: Simplify right side
1,155,516.23x = 1,008,228,221,418.41 - Step 5: Solve for x
x = 1,008,228,221,418.41/1,155,516.23 - Step 6: Final answer
x = 872,534.88
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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.