Finding the Fourth Proportional to 1,724,598.78, 2,379,950.64 and 1,036,282.13
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Solution
The fourth proportional to 1,724,598.78, 2,379,950.64 and 1,036,282.13 is: 1,430,071.94
Step by Step Solution
- Step 1: Write the proportion equation
1,724,598.78 : 2,379,950.64 = 1,036,282.13 : x - Step 2: Convert to fraction form
1,724,598.78/2,379,950.64 = 1,036,282.13/x - Step 3: Cross multiply
1,724,598.78x = 2,379,950.64 × 1,036,282.13 - Step 4: Simplify right side
1,724,598.78x = 2,466,300,318,514.06 - Step 5: Solve for x
x = 2,466,300,318,514.06/1,724,598.78 - Step 6: Final answer
x = 1,430,071.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.