Finding the Fourth Proportional to 2,926,419.36, 4,038,615.56 and 1,637,182.84
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Solution
The fourth proportional to 2,926,419.36, 4,038,615.56 and 1,637,182.84 is: 2,259,400.06
Step by Step Solution
- Step 1: Write the proportion equation
2,926,419.36 : 4,038,615.56 = 1,637,182.84 : x - Step 2: Convert to fraction form
2,926,419.36/4,038,615.56 = 1,637,182.84/x - Step 3: Cross multiply
2,926,419.36x = 4,038,615.56 × 1,637,182.84 - Step 4: Simplify right side
2,926,419.36x = 6,611,952,092,188.99 - Step 5: Solve for x
x = 6,611,952,092,188.99/2,926,419.36 - Step 6: Final answer
x = 2,259,400.06
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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.