Finding the Fourth Proportional to 2,201,681.10, 3,037,029.57 and 1,384,588.74
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Solution
The fourth proportional to 2,201,681.10, 3,037,029.57 and 1,384,588.74 is: 1,909,920.99
Step by Step Solution
- Step 1: Write the proportion equation
2,201,681.10 : 3,037,029.57 = 1,384,588.74 : x - Step 2: Convert to fraction form
2,201,681.10/3,037,029.57 = 1,384,588.74/x - Step 3: Cross multiply
2,201,681.10x = 3,037,029.57 × 1,384,588.74 - Step 4: Simplify right side
2,201,681.10x = 4,205,036,945,669.04 - Step 5: Solve for x
x = 4,205,036,945,669.04/2,201,681.10 - Step 6: Final answer
x = 1,909,920.99
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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.