Finding the Fourth Proportional to 1,534,350.28, 2,118,310.64 and 1,364,113.40
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Solution
The fourth proportional to 1,534,350.28, 2,118,310.64 and 1,364,113.40 is: 1,883,283.09
Step by Step Solution
- Step 1: Write the proportion equation
1,534,350.28 : 2,118,310.64 = 1,364,113.40 : x - Step 2: Convert to fraction form
1,534,350.28/2,118,310.64 = 1,364,113.40/x - Step 3: Cross multiply
1,534,350.28x = 2,118,310.64 × 1,364,113.40 - Step 4: Simplify right side
1,534,350.28x = 2,889,615,929,386.58 - Step 5: Solve for x
x = 2,889,615,929,386.58/1,534,350.28 - Step 6: Final answer
x = 1,883,283.09
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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.