Finding the Fourth Proportional to 1,541,967.66, 2,128,138.02 and 888,468.50
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Solution
The fourth proportional to 1,541,967.66, 2,128,138.02 and 888,468.50 is: 1,226,214.81
Step by Step Solution
- Step 1: Write the proportion equation
1,541,967.66 : 2,128,138.02 = 888,468.50 : x - Step 2: Convert to fraction form
1,541,967.66/2,128,138.02 = 888,468.50/x - Step 3: Cross multiply
1,541,967.66x = 2,128,138.02 × 888,468.50 - Step 4: Simplify right side
1,541,967.66x = 1,890,783,583,781.68 - Step 5: Solve for x
x = 1,890,783,583,781.68/1,541,967.66 - Step 6: Final answer
x = 1,226,214.81
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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.