Finding the Fourth Proportional to 1,706,449.13, 2,354,899.80 and 942,551.90
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Solution
The fourth proportional to 1,706,449.13, 2,354,899.80 and 942,551.90 is: 1,300,721.62
Step by Step Solution
- Step 1: Write the proportion equation
1,706,449.13 : 2,354,899.80 = 942,551.90 : x - Step 2: Convert to fraction form
1,706,449.13/2,354,899.80 = 942,551.90/x - Step 3: Cross multiply
1,706,449.13x = 2,354,899.80 × 942,551.90 - Step 4: Simplify right side
1,706,449.13x = 2,219,615,269,025.12 - Step 5: Solve for x
x = 2,219,615,269,025.12/1,706,449.13 - Step 6: Final answer
x = 1,300,721.62
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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.