Finding the Fourth Proportional to 1,582,856.44, 2,184,382.04 and 971,346.96
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Solution
The fourth proportional to 1,582,856.44, 2,184,382.04 and 971,346.96 is: 1,340,483.45
Step by Step Solution
- Step 1: Write the proportion equation
1,582,856.44 : 2,184,382.04 = 971,346.96 : x - Step 2: Convert to fraction form
1,582,856.44/2,184,382.04 = 971,346.96/x - Step 3: Cross multiply
1,582,856.44x = 2,184,382.04 × 971,346.96 - Step 4: Simplify right side
1,582,856.44x = 2,121,792,854,032.60 - Step 5: Solve for x
x = 2,121,792,854,032.60/1,582,856.44 - Step 6: Final answer
x = 1,340,483.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.