Finding the Fourth Proportional to 1,595,440.08, 2,201,721.39 and 870,291.02
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Solution
The fourth proportional to 1,595,440.08, 2,201,721.39 and 870,291.02 is: 1,201,009.29
Step by Step Solution
- Step 1: Write the proportion equation
1,595,440.08 : 2,201,721.39 = 870,291.02 : x - Step 2: Convert to fraction form
1,595,440.08/2,201,721.39 = 870,291.02/x - Step 3: Cross multiply
1,595,440.08x = 2,201,721.39 × 870,291.02 - Step 4: Simplify right side
1,595,440.08x = 1,916,138,359,763.22 - Step 5: Solve for x
x = 1,916,138,359,763.22/1,595,440.08 - Step 6: Final answer
x = 1,201,009.29
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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.