Finding the Fourth Proportional to 5,457,628.64, 8,184,671.48 and 1,813,379.84
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Solution
The fourth proportional to 5,457,628.64, 8,184,671.48 and 1,813,379.84 is: 2,719,481.16
Step by Step Solution
- Step 1: Write the proportion equation
5,457,628.64 : 8,184,671.48 = 1,813,379.84 : x - Step 2: Convert to fraction form
5,457,628.64/8,184,671.48 = 1,813,379.84/x - Step 3: Cross multiply
5,457,628.64x = 8,184,671.48 × 1,813,379.84 - Step 4: Simplify right side
5,457,628.64x = 14,841,918,258,854.96 - Step 5: Solve for x
x = 14,841,918,258,854.96/5,457,628.64 - Step 6: Final answer
x = 2,719,481.16
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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.