Finding the Fourth Proportional to 2,220,330.24, 3,064,129.94 and 1,360,724.40
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Solution
The fourth proportional to 2,220,330.24, 3,064,129.94 and 1,360,724.40 is: 1,877,845.15
Step by Step Solution
- Step 1: Write the proportion equation
2,220,330.24 : 3,064,129.94 = 1,360,724.40 : x - Step 2: Convert to fraction form
2,220,330.24/3,064,129.94 = 1,360,724.40/x - Step 3: Cross multiply
2,220,330.24x = 3,064,129.94 × 1,360,724.40 - Step 4: Simplify right side
2,220,330.24x = 4,169,436,374,128.54 - Step 5: Solve for x
x = 4,169,436,374,128.54/2,220,330.24 - Step 6: Final answer
x = 1,877,845.15
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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.