Finding the Fourth Proportional to 5,604,388.21, 8,406,590.48 and 1,560,887.65
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Solution
The fourth proportional to 5,604,388.21, 8,406,590.48 and 1,560,887.65 is: 2,341,333.74
Step by Step Solution
- Step 1: Write the proportion equation
5,604,388.21 : 8,406,590.48 = 1,560,887.65 : x - Step 2: Convert to fraction form
5,604,388.21/8,406,590.48 = 1,560,887.65/x - Step 3: Cross multiply
5,604,388.21x = 8,406,590.48 × 1,560,887.65 - Step 4: Simplify right side
5,604,388.21x = 13,121,743,209,002.18 - Step 5: Solve for x
x = 13,121,743,209,002.18/5,604,388.21 - Step 6: Final answer
x = 2,341,333.74
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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.