Finding the Fourth Proportional to 1,768,279.75, 2,440,226.19 and 963,463.75
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Solution
The fourth proportional to 1,768,279.75, 2,440,226.19 and 963,463.75 is: 1,329,580.05
Step by Step Solution
- Step 1: Write the proportion equation
1,768,279.75 : 2,440,226.19 = 963,463.75 : x - Step 2: Convert to fraction form
1,768,279.75/2,440,226.19 = 963,463.75/x - Step 3: Cross multiply
1,768,279.75x = 2,440,226.19 × 963,463.75 - Step 4: Simplify right side
1,768,279.75x = 2,351,069,475,865.61 - Step 5: Solve for x
x = 2,351,069,475,865.61/1,768,279.75 - Step 6: Final answer
x = 1,329,580.05
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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.