Finding the Fourth Proportional to 2,826,626, 3,900,743.88 and 1,620,101.84
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Solution
The fourth proportional to 2,826,626, 3,900,743.88 and 1,620,101.84 is: 2,235,740.54
Step by Step Solution
- Step 1: Write the proportion equation
2,826,626 : 3,900,743.88 = 1,620,101.84 : x - Step 2: Convert to fraction form
2,826,626/3,900,743.88 = 1,620,101.84/x - Step 3: Cross multiply
2,826,626x = 3,900,743.88 × 1,620,101.84 - Step 4: Simplify right side
2,826,626x = 6,319,602,337,356.74 - Step 5: Solve for x
x = 6,319,602,337,356.74/2,826,626 - Step 6: Final answer
x = 2,235,740.54
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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.