Finding the Fourth Proportional to 1,670,604.24, 2,305,435.05 and 906,657.81
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Solution
The fourth proportional to 1,670,604.24, 2,305,435.05 and 906,657.81 is: 1,251,188.43
Step by Step Solution
- Step 1: Write the proportion equation
1,670,604.24 : 2,305,435.05 = 906,657.81 : x - Step 2: Convert to fraction form
1,670,604.24/2,305,435.05 = 906,657.81/x - Step 3: Cross multiply
1,670,604.24x = 2,305,435.05 × 906,657.81 - Step 4: Simplify right side
1,670,604.24x = 2,090,240,693,530.24 - Step 5: Solve for x
x = 2,090,240,693,530.24/1,670,604.24 - Step 6: Final answer
x = 1,251,188.43
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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.