Finding the Fourth Proportional to 4,648,337.12, 6,972,907.80 and 1,282,543.76
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Solution
The fourth proportional to 4,648,337.12, 6,972,907.80 and 1,282,543.76 is: 1,923,926.59
Step by Step Solution
- Step 1: Write the proportion equation
4,648,337.12 : 6,972,907.80 = 1,282,543.76 : x - Step 2: Convert to fraction form
4,648,337.12/6,972,907.80 = 1,282,543.76/x - Step 3: Cross multiply
4,648,337.12x = 6,972,907.80 × 1,282,543.76 - Step 4: Simplify right side
4,648,337.12x = 8,943,059,387,945.33 - Step 5: Solve for x
x = 8,943,059,387,945.33/4,648,337.12 - Step 6: Final answer
x = 1,923,926.59
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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.