Finding the Fourth Proportional to 4,879,129.80, 7,313,445.90 and 1,845,323.40
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Solution
The fourth proportional to 4,879,129.80, 7,313,445.90 and 1,845,323.40 is: 2,765,999.96
Step by Step Solution
- Step 1: Write the proportion equation
4,879,129.80 : 7,313,445.90 = 1,845,323.40 : x - Step 2: Convert to fraction form
4,879,129.80/7,313,445.90 = 1,845,323.40/x - Step 3: Cross multiply
4,879,129.80x = 7,313,445.90 × 1,845,323.40 - Step 4: Simplify right side
4,879,129.80x = 13,495,672,853,904.06 - Step 5: Solve for x
x = 13,495,672,853,904.06/4,879,129.80 - Step 6: Final answer
x = 2,765,999.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.