Finding the Fourth Proportional to 2,607,389.34, 3,603,132.63 and 1,961,687.58
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Solution
The fourth proportional to 2,607,389.34, 3,603,132.63 and 1,961,687.58 is: 2,710,842.00
Step by Step Solution
- Step 1: Write the proportion equation
2,607,389.34 : 3,603,132.63 = 1,961,687.58 : x - Step 2: Convert to fraction form
2,607,389.34/3,603,132.63 = 1,961,687.58/x - Step 3: Cross multiply
2,607,389.34x = 3,603,132.63 × 1,961,687.58 - Step 4: Simplify right side
2,607,389.34x = 7,068,220,529,363.74 - Step 5: Solve for x
x = 7,068,220,529,363.74/2,607,389.34 - Step 6: Final answer
x = 2,710,842.00
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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.