Finding the Fourth Proportional to 1,652,140.36, 2,478,237.84 and 454,055.28
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Solution
The fourth proportional to 1,652,140.36, 2,478,237.84 and 454,055.28 is: 681,090.42
Step by Step Solution
- Step 1: Write the proportion equation
1,652,140.36 : 2,478,237.84 = 454,055.28 : x - Step 2: Convert to fraction form
1,652,140.36/2,478,237.84 = 454,055.28/x - Step 3: Cross multiply
1,652,140.36x = 2,478,237.84 × 454,055.28 - Step 4: Simplify right side
1,652,140.36x = 1,125,256,976,347.80 - Step 5: Solve for x
x = 1,125,256,976,347.80/1,652,140.36 - Step 6: Final answer
x = 681,090.42
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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.