Finding the Fourth Proportional to 2,110,158.08, 2,913,027.36 and 1,204,565.12
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Solution
The fourth proportional to 2,110,158.08, 2,913,027.36 and 1,204,565.12 is: 1,662,875.96
Step by Step Solution
- Step 1: Write the proportion equation
2,110,158.08 : 2,913,027.36 = 1,204,565.12 : x - Step 2: Convert to fraction form
2,110,158.08/2,913,027.36 = 1,204,565.12/x - Step 3: Cross multiply
2,110,158.08x = 2,913,027.36 × 1,204,565.12 - Step 4: Simplify right side
2,110,158.08x = 3,508,931,151,461.68 - Step 5: Solve for x
x = 3,508,931,151,461.68/2,110,158.08 - Step 6: Final answer
x = 1,662,875.96
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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.