Finding the Fourth Proportional to 1,014,699.84, 1,522,048.74 and 415,662.12
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Solution
The fourth proportional to 1,014,699.84, 1,522,048.74 and 415,662.12 is: 623,492.76
Step by Step Solution
- Step 1: Write the proportion equation
1,014,699.84 : 1,522,048.74 = 415,662.12 : x - Step 2: Convert to fraction form
1,014,699.84/1,522,048.74 = 415,662.12/x - Step 3: Cross multiply
1,014,699.84x = 1,522,048.74 × 415,662.12 - Step 4: Simplify right side
1,014,699.84x = 632,658,006,011.73 - Step 5: Solve for x
x = 632,658,006,011.73/1,014,699.84 - Step 6: Final answer
x = 623,492.76
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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.