Finding the Fourth Proportional to 1,564,710.90, 2,347,175.70 and 617,958.60
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Solution
The fourth proportional to 1,564,710.90, 2,347,175.70 and 617,958.60 is: 926,981.09
Step by Step Solution
- Step 1: Write the proportion equation
1,564,710.90 : 2,347,175.70 = 617,958.60 : x - Step 2: Convert to fraction form
1,564,710.90/2,347,175.70 = 617,958.60/x - Step 3: Cross multiply
1,564,710.90x = 2,347,175.70 × 617,958.60 - Step 4: Simplify right side
1,564,710.90x = 1,450,457,409,526.02 - Step 5: Solve for x
x = 1,450,457,409,526.02/1,564,710.90 - Step 6: Final answer
x = 926,981.09
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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.