Finding the Fourth Proportional to 1,595,258.79, 2,201,483.07 and 870,106.31
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Solution
The fourth proportional to 1,595,258.79, 2,201,483.07 and 870,106.31 is: 1,200,760.86
Step by Step Solution
- Step 1: Write the proportion equation
1,595,258.79 : 2,201,483.07 = 870,106.31 : x - Step 2: Convert to fraction form
1,595,258.79/2,201,483.07 = 870,106.31/x - Step 3: Cross multiply
1,595,258.79x = 2,201,483.07 × 870,106.31 - Step 4: Simplify right side
1,595,258.79x = 1,915,524,310,565.17 - Step 5: Solve for x
x = 1,915,524,310,565.17/1,595,258.79 - Step 6: Final answer
x = 1,200,760.86
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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.