Finding the Fourth Proportional to 1,533,432.04, 2,116,150.56 and 845,129.12
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Solution
The fourth proportional to 1,533,432.04, 2,116,150.56 and 845,129.12 is: 1,166,286.09
Step by Step Solution
- Step 1: Write the proportion equation
1,533,432.04 : 2,116,150.56 = 845,129.12 : x - Step 2: Convert to fraction form
1,533,432.04/2,116,150.56 = 845,129.12/x - Step 3: Cross multiply
1,533,432.04x = 2,116,150.56 × 845,129.12 - Step 4: Simplify right side
1,533,432.04x = 1,788,420,460,560.31 - Step 5: Solve for x
x = 1,788,420,460,560.31/1,533,432.04 - Step 6: Final answer
x = 1,166,286.09
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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.