Finding the Fourth Proportional to 867,783.84, 1,302,595.92 and 768,588
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Solution
The fourth proportional to 867,783.84, 1,302,595.92 and 768,588 is: 1,153,696.98
Step by Step Solution
- Step 1: Write the proportion equation
867,783.84 : 1,302,595.92 = 768,588 : x - Step 2: Convert to fraction form
867,783.84/1,302,595.92 = 768,588/x - Step 3: Cross multiply
867,783.84x = 1,302,595.92 × 768,588 - Step 4: Simplify right side
867,783.84x = 1,001,159,592,960.96 - Step 5: Solve for x
x = 1,001,159,592,960.96/867,783.84 - Step 6: Final answer
x = 1,153,696.98
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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.