Finding the Fourth Proportional to 2,225,090.58, 3,070,685.37 and 1,258,365.43
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Solution
The fourth proportional to 2,225,090.58, 3,070,685.37 and 1,258,365.43 is: 1,736,578.43
Step by Step Solution
- Step 1: Write the proportion equation
2,225,090.58 : 3,070,685.37 = 1,258,365.43 : x - Step 2: Convert to fraction form
2,225,090.58/3,070,685.37 = 1,258,365.43/x - Step 3: Cross multiply
2,225,090.58x = 3,070,685.37 × 1,258,365.43 - Step 4: Simplify right side
2,225,090.58x = 3,864,044,316,014.76 - Step 5: Solve for x
x = 3,864,044,316,014.76/2,225,090.58 - Step 6: Final answer
x = 1,736,578.43
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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.