Finding the Fourth Proportional to 1,483,214.58, 2,046,876.42 and 838,731.20
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Solution
The fourth proportional to 1,483,214.58, 2,046,876.42 and 838,731.20 is: 1,157,471.84
Step by Step Solution
- Step 1: Write the proportion equation
1,483,214.58 : 2,046,876.42 = 838,731.20 : x - Step 2: Convert to fraction form
1,483,214.58/2,046,876.42 = 838,731.20/x - Step 3: Cross multiply
1,483,214.58x = 2,046,876.42 × 838,731.20 - Step 4: Simplify right side
1,483,214.58x = 1,716,779,105,763.92 - Step 5: Solve for x
x = 1,716,779,105,763.92/1,483,214.58 - Step 6: Final answer
x = 1,157,471.84
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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.