Finding the Fourth Proportional to 4,570,323.90, 6,857,235.45 and 4,498,590.30
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Solution
The fourth proportional to 4,570,323.90, 6,857,235.45 and 4,498,590.30 is: 6,749,607.59
Step by Step Solution
- Step 1: Write the proportion equation
4,570,323.90 : 6,857,235.45 = 4,498,590.30 : x - Step 2: Convert to fraction form
4,570,323.90/6,857,235.45 = 4,498,590.30/x - Step 3: Cross multiply
4,570,323.90x = 6,857,235.45 × 4,498,590.30 - Step 4: Simplify right side
4,570,323.90x = 30,847,892,880,186.13 - Step 5: Solve for x
x = 30,847,892,880,186.13/4,570,323.90 - Step 6: Final answer
x = 6,749,607.59
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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.