Finding the Fourth Proportional to 1,487,869.76, 2,053,217.04 and 843,349.28
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Solution
The fourth proportional to 1,487,869.76, 2,053,217.04 and 843,349.28 is: 1,163,797.50
Step by Step Solution
- Step 1: Write the proportion equation
1,487,869.76 : 2,053,217.04 = 843,349.28 : x - Step 2: Convert to fraction form
1,487,869.76/2,053,217.04 = 843,349.28/x - Step 3: Cross multiply
1,487,869.76x = 2,053,217.04 × 843,349.28 - Step 4: Simplify right side
1,487,869.76x = 1,731,579,112,367.73 - Step 5: Solve for x
x = 1,731,579,112,367.73/1,487,869.76 - Step 6: Final answer
x = 1,163,797.50
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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.