Finding the Fourth Proportional to 5,622,970.64, 7,759,702.76 and 3,044,652.56
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Solution
The fourth proportional to 5,622,970.64, 7,759,702.76 and 3,044,652.56 is: 4,201,622.31
Step by Step Solution
- Step 1: Write the proportion equation
5,622,970.64 : 7,759,702.76 = 3,044,652.56 : x - Step 2: Convert to fraction form
5,622,970.64/7,759,702.76 = 3,044,652.56/x - Step 3: Cross multiply
5,622,970.64x = 7,759,702.76 × 3,044,652.56 - Step 4: Simplify right side
5,622,970.64x = 23,625,598,873,073.07 - Step 5: Solve for x
x = 23,625,598,873,073.07/5,622,970.64 - Step 6: Final answer
x = 4,201,622.31
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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.