Finding the Fourth Proportional to 1,474,319.03, 2,035,188.07 and 991,164.41
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Solution
The fourth proportional to 1,474,319.03, 2,035,188.07 and 991,164.41 is: 1,368,228.95
Step by Step Solution
- Step 1: Write the proportion equation
1,474,319.03 : 2,035,188.07 = 991,164.41 : x - Step 2: Convert to fraction form
1,474,319.03/2,035,188.07 = 991,164.41/x - Step 3: Cross multiply
1,474,319.03x = 2,035,188.07 × 991,164.41 - Step 4: Simplify right side
1,474,319.03x = 2,017,205,982,640.59 - Step 5: Solve for x
x = 2,017,205,982,640.59/1,474,319.03 - Step 6: Final answer
x = 1,368,228.95
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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.