Finding the Fourth Proportional to 1,358,648.55, 2,037,971.50 and 347,768.89
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Solution
The fourth proportional to 1,358,648.55, 2,037,971.50 and 347,768.89 is: 521,652.99
Step by Step Solution
- Step 1: Write the proportion equation
1,358,648.55 : 2,037,971.50 = 347,768.89 : x - Step 2: Convert to fraction form
1,358,648.55/2,037,971.50 = 347,768.89/x - Step 3: Cross multiply
1,358,648.55x = 2,037,971.50 × 347,768.89 - Step 4: Simplify right side
1,358,648.55x = 708,743,075,347.36 - Step 5: Solve for x
x = 708,743,075,347.36/1,358,648.55 - Step 6: Final answer
x = 521,652.99
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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.