Finding the Fourth Proportional to 5,575,659.00, 8,363,488.95 and 1,981,567.80
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Solution
The fourth proportional to 5,575,659.00, 8,363,488.95 and 1,981,567.80 is: 2,972,351.86
Step by Step Solution
- Step 1: Write the proportion equation
5,575,659.00 : 8,363,488.95 = 1,981,567.80 : x - Step 2: Convert to fraction form
5,575,659.00/8,363,488.95 = 1,981,567.80/x - Step 3: Cross multiply
5,575,659.00x = 8,363,488.95 × 1,981,567.80 - Step 4: Simplify right side
5,575,659.00x = 16,572,820,398,975.81 - Step 5: Solve for x
x = 16,572,820,398,975.81/5,575,659.00 - Step 6: Final answer
x = 2,972,351.86
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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.