Finding the Fourth Proportional to 1,457,708.04, 2,011,640.33 and 813,169.98
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Solution
The fourth proportional to 1,457,708.04, 2,011,640.33 and 813,169.98 is: 1,122,176.37
Step by Step Solution
- Step 1: Write the proportion equation
1,457,708.04 : 2,011,640.33 = 813,169.98 : x - Step 2: Convert to fraction form
1,457,708.04/2,011,640.33 = 813,169.98/x - Step 3: Cross multiply
1,457,708.04x = 2,011,640.33 × 813,169.98 - Step 4: Simplify right side
1,457,708.04x = 1,635,805,522,847.44 - Step 5: Solve for x
x = 1,635,805,522,847.44/1,457,708.04 - Step 6: Final answer
x = 1,122,176.37
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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.