Finding the Fourth Proportional to 1,243,710.06, 1,865,623.41 and 402,327.42
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Solution
The fourth proportional to 1,243,710.06, 1,865,623.41 and 402,327.42 is: 603,510.00
Step by Step Solution
- Step 1: Write the proportion equation
1,243,710.06 : 1,865,623.41 = 402,327.42 : x - Step 2: Convert to fraction form
1,243,710.06/1,865,623.41 = 402,327.42/x - Step 3: Cross multiply
1,243,710.06x = 1,865,623.41 × 402,327.42 - Step 4: Simplify right side
1,243,710.06x = 750,591,453,236.90 - Step 5: Solve for x
x = 750,591,453,236.90/1,243,710.06 - Step 6: Final answer
x = 603,510.00
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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.