Finding the Fourth Proportional to 1,717,417.55, 2,588,470.87 and 1,480,392.29
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Solution
The fourth proportional to 1,717,417.55, 2,588,470.87 and 1,480,392.29 is: 2,231,229.28
Step by Step Solution
- Step 1: Write the proportion equation
1,717,417.55 : 2,588,470.87 = 1,480,392.29 : x - Step 2: Convert to fraction form
1,717,417.55/2,588,470.87 = 1,480,392.29/x - Step 3: Cross multiply
1,717,417.55x = 2,588,470.87 × 1,480,392.29 - Step 4: Simplify right side
1,717,417.55x = 3,831,952,318,837.59 - Step 5: Solve for x
x = 3,831,952,318,837.59/1,717,417.55 - Step 6: Final answer
x = 2,231,229.28
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.