Finding the Fourth Proportional to 1,904,529.13, 2,628,248.78 and 1,088,750.79
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Solution
The fourth proportional to 1,904,529.13, 2,628,248.78 and 1,088,750.79 is: 1,502,475.28
Step by Step Solution
- Step 1: Write the proportion equation
1,904,529.13 : 2,628,248.78 = 1,088,750.79 : x - Step 2: Convert to fraction form
1,904,529.13/2,628,248.78 = 1,088,750.79/x - Step 3: Cross multiply
1,904,529.13x = 2,628,248.78 × 1,088,750.79 - Step 4: Simplify right side
1,904,529.13x = 2,861,507,938,263.41 - Step 5: Solve for x
x = 2,861,507,938,263.41/1,904,529.13 - Step 6: Final answer
x = 1,502,475.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.