Finding the Fourth Proportional to 1,455,749.08, 2,182,579.28 and 556,432.82
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Solution
The fourth proportional to 1,455,749.08, 2,182,579.28 and 556,432.82 is: 834,250.05
Step by Step Solution
- Step 1: Write the proportion equation
1,455,749.08 : 2,182,579.28 = 556,432.82 : x - Step 2: Convert to fraction form
1,455,749.08/2,182,579.28 = 556,432.82/x - Step 3: Cross multiply
1,455,749.08x = 2,182,579.28 × 556,432.82 - Step 4: Simplify right side
1,455,749.08x = 1,214,458,743,643.97 - Step 5: Solve for x
x = 1,214,458,743,643.97/1,455,749.08 - Step 6: Final answer
x = 834,250.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.