Finding the Fourth Proportional to 2,438,085.06, 3,657,368.16 and 840,437.82
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Solution
The fourth proportional to 2,438,085.06, 3,657,368.16 and 840,437.82 is: 1,260,739.66
Step by Step Solution
- Step 1: Write the proportion equation
2,438,085.06 : 3,657,368.16 = 840,437.82 : x - Step 2: Convert to fraction form
2,438,085.06/3,657,368.16 = 840,437.82/x - Step 3: Cross multiply
2,438,085.06x = 3,657,368.16 × 840,437.82 - Step 4: Simplify right side
2,438,085.06x = 3,073,790,523,327.81 - Step 5: Solve for x
x = 3,073,790,523,327.81/2,438,085.06 - Step 6: Final answer
x = 1,260,739.66
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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.