Finding the Fourth Proportional to 1,487,593.87, 2,052,922.85 and 842,992.63
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Solution
The fourth proportional to 1,487,593.87, 2,052,922.85 and 842,992.63 is: 1,163,354.37
Step by Step Solution
- Step 1: Write the proportion equation
1,487,593.87 : 2,052,922.85 = 842,992.63 : x - Step 2: Convert to fraction form
1,487,593.87/2,052,922.85 = 842,992.63/x - Step 3: Cross multiply
1,487,593.87x = 2,052,922.85 × 842,992.63 - Step 4: Simplify right side
1,487,593.87x = 1,730,598,832,508.60 - Step 5: Solve for x
x = 1,730,598,832,508.60/1,487,593.87 - Step 6: Final answer
x = 1,163,354.37
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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.