Finding the Fourth Proportional to 1,949,176.96, 2,689,727.64 and 1,133,322.74
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Solution
The fourth proportional to 1,949,176.96, 2,689,727.64 and 1,133,322.74 is: 1,563,905.98
Step by Step Solution
- Step 1: Write the proportion equation
1,949,176.96 : 2,689,727.64 = 1,133,322.74 : x - Step 2: Convert to fraction form
1,949,176.96/2,689,727.64 = 1,133,322.74/x - Step 3: Cross multiply
1,949,176.96x = 2,689,727.64 × 1,133,322.74 - Step 4: Simplify right side
1,949,176.96x = 3,048,329,498,818.53 - Step 5: Solve for x
x = 3,048,329,498,818.53/1,949,176.96 - Step 6: Final answer
x = 1,563,905.98
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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.