Finding the Fourth Proportional to 881,765.08, 1,216,948.38 and 519,222.68
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Solution
The fourth proportional to 881,765.08, 1,216,948.38 and 519,222.68 is: 716,593.58
Step by Step Solution
- Step 1: Write the proportion equation
881,765.08 : 1,216,948.38 = 519,222.68 : x - Step 2: Convert to fraction form
881,765.08/1,216,948.38 = 519,222.68/x - Step 3: Cross multiply
881,765.08x = 1,216,948.38 × 519,222.68 - Step 4: Simplify right side
881,765.08x = 631,867,199,285.26 - Step 5: Solve for x
x = 631,867,199,285.26/881,765.08 - Step 6: Final answer
x = 716,593.58
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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.