Finding the Fourth Proportional to 2,934,485.96, 4,048,622.58 and 1,772,498.12
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Solution
The fourth proportional to 2,934,485.96, 4,048,622.58 and 1,772,498.12 is: 2,445,462.68
Step by Step Solution
- Step 1: Write the proportion equation
2,934,485.96 : 4,048,622.58 = 1,772,498.12 : x - Step 2: Convert to fraction form
2,934,485.96/4,048,622.58 = 1,772,498.12/x - Step 3: Cross multiply
2,934,485.96x = 4,048,622.58 × 1,772,498.12 - Step 4: Simplify right side
2,934,485.96x = 7,176,175,911,639.55 - Step 5: Solve for x
x = 7,176,175,911,639.55/2,934,485.96 - Step 6: Final answer
x = 2,445,462.68
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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.