Finding the Fourth Proportional to 1,313,038.19, 1,813,487.38 and 882,570.98
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Solution
The fourth proportional to 1,313,038.19, 1,813,487.38 and 882,570.98 is: 1,218,952.61
Step by Step Solution
- Step 1: Write the proportion equation
1,313,038.19 : 1,813,487.38 = 882,570.98 : x - Step 2: Convert to fraction form
1,313,038.19/1,813,487.38 = 882,570.98/x - Step 3: Cross multiply
1,313,038.19x = 1,813,487.38 × 882,570.98 - Step 4: Simplify right side
1,313,038.19x = 1,600,531,334,184.23 - Step 5: Solve for x
x = 1,600,531,334,184.23/1,313,038.19 - Step 6: Final answer
x = 1,218,952.61
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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.