Finding the Fourth Proportional to 4,230,834.90, 6,346,252.35 and 4,046,543.70
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Solution
The fourth proportional to 4,230,834.90, 6,346,252.35 and 4,046,543.70 is: 6,069,815.55
Step by Step Solution
- Step 1: Write the proportion equation
4,230,834.90 : 6,346,252.35 = 4,046,543.70 : x - Step 2: Convert to fraction form
4,230,834.90/6,346,252.35 = 4,046,543.70/x - Step 3: Cross multiply
4,230,834.90x = 6,346,252.35 × 4,046,543.70 - Step 4: Simplify right side
4,230,834.90x = 25,680,387,465,502.70 - Step 5: Solve for x
x = 25,680,387,465,502.70/4,230,834.90 - Step 6: Final answer
x = 6,069,815.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.