Finding the Fourth Proportional to 1,184,739, 1,635,202.80 and 817,731.24
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Solution
The fourth proportional to 1,184,739, 1,635,202.80 and 817,731.24 is: 1,128,650.63
Step by Step Solution
- Step 1: Write the proportion equation
1,184,739 : 1,635,202.80 = 817,731.24 : x - Step 2: Convert to fraction form
1,184,739/1,635,202.80 = 817,731.24/x - Step 3: Cross multiply
1,184,739x = 1,635,202.80 × 817,731.24 - Step 4: Simplify right side
1,184,739x = 1,337,156,413,295.47 - Step 5: Solve for x
x = 1,337,156,413,295.47/1,184,739 - Step 6: Final answer
x = 1,128,650.63
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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.