Finding the Fourth Proportional to 2,201,759.64, 3,038,427.28 and 1,283,811.48
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Solution
The fourth proportional to 2,201,759.64, 3,038,427.28 and 1,283,811.48 is: 1,771,659.25
Step by Step Solution
- Step 1: Write the proportion equation
2,201,759.64 : 3,038,427.28 = 1,283,811.48 : x - Step 2: Convert to fraction form
2,201,759.64/3,038,427.28 = 1,283,811.48/x - Step 3: Cross multiply
2,201,759.64x = 3,038,427.28 × 1,283,811.48 - Step 4: Simplify right side
2,201,759.64x = 3,900,767,823,209.17 - Step 5: Solve for x
x = 3,900,767,823,209.17/2,201,759.64 - Step 6: Final answer
x = 1,771,659.25
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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.