Finding the Fourth Proportional to 1,589,518.60, 2,193,593.35 and 910,586.32
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Solution
The fourth proportional to 1,589,518.60, 2,193,593.35 and 910,586.32 is: 1,256,642.17
Step by Step Solution
- Step 1: Write the proportion equation
1,589,518.60 : 2,193,593.35 = 910,586.32 : x - Step 2: Convert to fraction form
1,589,518.60/2,193,593.35 = 910,586.32/x - Step 3: Cross multiply
1,589,518.60x = 2,193,593.35 × 910,586.32 - Step 4: Simplify right side
1,589,518.60x = 1,997,456,096,152.97 - Step 5: Solve for x
x = 1,997,456,096,152.97/1,589,518.60 - Step 6: Final answer
x = 1,256,642.17
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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.