Finding the Fourth Proportional to 1,021,745.81, 1,410,009.26 and 569,036.81
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Solution
The fourth proportional to 1,021,745.81, 1,410,009.26 and 569,036.81 is: 785,270.82
Step by Step Solution
- Step 1: Write the proportion equation
1,021,745.81 : 1,410,009.26 = 569,036.81 : x - Step 2: Convert to fraction form
1,021,745.81/1,410,009.26 = 569,036.81/x - Step 3: Cross multiply
1,021,745.81x = 1,410,009.26 × 569,036.81 - Step 4: Simplify right side
1,021,745.81x = 802,347,172,060.70 - Step 5: Solve for x
x = 802,347,172,060.70/1,021,745.81 - Step 6: Final answer
x = 785,270.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.