Finding the Fourth Proportional to 2,496,709.53, 3,445,457.99 and 1,409,209.20
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Solution
The fourth proportional to 2,496,709.53, 3,445,457.99 and 1,409,209.20 is: 1,944,708.04
Step by Step Solution
- Step 1: Write the proportion equation
2,496,709.53 : 3,445,457.99 = 1,409,209.20 : x - Step 2: Convert to fraction form
2,496,709.53/3,445,457.99 = 1,409,209.20/x - Step 3: Cross multiply
2,496,709.53x = 3,445,457.99 × 1,409,209.20 - Step 4: Simplify right side
2,496,709.53x = 4,855,371,090,675.46 - Step 5: Solve for x
x = 4,855,371,090,675.46/2,496,709.53 - Step 6: Final answer
x = 1,944,708.04
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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.