Finding the Fourth Proportional to 3,702,772.80, 5,553,070.56 and 1,572,840
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Solution
The fourth proportional to 3,702,772.80, 5,553,070.56 and 1,572,840 is: 2,358,797.57
Step by Step Solution
- Step 1: Write the proportion equation
3,702,772.80 : 5,553,070.56 = 1,572,840 : x - Step 2: Convert to fraction form
3,702,772.80/5,553,070.56 = 1,572,840/x - Step 3: Cross multiply
3,702,772.80x = 5,553,070.56 × 1,572,840 - Step 4: Simplify right side
3,702,772.80x = 8,734,091,499,590.40 - Step 5: Solve for x
x = 8,734,091,499,590.40/3,702,772.80 - Step 6: Final answer
x = 2,358,797.57
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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.