Finding the Fourth Proportional to 1,679,079.40, 2,519,363.58 and 880,170.28
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Solution
The fourth proportional to 1,679,079.40, 2,519,363.58 and 880,170.28 is: 1,320,645.68
Step by Step Solution
- Step 1: Write the proportion equation
1,679,079.40 : 2,519,363.58 = 880,170.28 : x - Step 2: Convert to fraction form
1,679,079.40/2,519,363.58 = 880,170.28/x - Step 3: Cross multiply
1,679,079.40x = 2,519,363.58 × 880,170.28 - Step 4: Simplify right side
1,679,079.40x = 2,217,468,947,630.40 - Step 5: Solve for x
x = 2,217,468,947,630.40/1,679,079.40 - Step 6: Final answer
x = 1,320,645.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.