Finding the Fourth Proportional to 3,037,829.00, 4,190,228.69 and 1,948,374.95
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Solution
The fourth proportional to 3,037,829.00, 4,190,228.69 and 1,948,374.95 is: 2,687,490.51
Step by Step Solution
- Step 1: Write the proportion equation
3,037,829.00 : 4,190,228.69 = 1,948,374.95 : x - Step 2: Convert to fraction form
3,037,829.00/4,190,228.69 = 1,948,374.95/x - Step 3: Cross multiply
3,037,829.00x = 4,190,228.69 × 1,948,374.95 - Step 4: Simplify right side
3,037,829.00x = 8,164,136,583,674.30 - Step 5: Solve for x
x = 8,164,136,583,674.30/3,037,829.00 - Step 6: Final answer
x = 2,687,490.51
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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.