Finding the Fourth Proportional to 2,597,565.40, 3,582,319.26 and 1,630,785.76
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Solution
The fourth proportional to 2,597,565.40, 3,582,319.26 and 1,630,785.76 is: 2,249,027.20
Step by Step Solution
- Step 1: Write the proportion equation
2,597,565.40 : 3,582,319.26 = 1,630,785.76 : x - Step 2: Convert to fraction form
2,597,565.40/3,582,319.26 = 1,630,785.76/x - Step 3: Cross multiply
2,597,565.40x = 3,582,319.26 × 1,630,785.76 - Step 4: Simplify right side
2,597,565.40x = 5,841,995,236,981.74 - Step 5: Solve for x
x = 5,841,995,236,981.74/2,597,565.40 - Step 6: Final answer
x = 2,249,027.20
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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.