Finding the Fourth Proportional to 1,679,259.30, 2,317,378.44 and 954,107.97
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Solution
The fourth proportional to 1,679,259.30, 2,317,378.44 and 954,107.97 is: 1,316,669.34
Step by Step Solution
- Step 1: Write the proportion equation
1,679,259.30 : 2,317,378.44 = 954,107.97 : x - Step 2: Convert to fraction form
1,679,259.30/2,317,378.44 = 954,107.97/x - Step 3: Cross multiply
1,679,259.30x = 2,317,378.44 × 954,107.97 - Step 4: Simplify right side
1,679,259.30x = 2,211,029,239,110.17 - Step 5: Solve for x
x = 2,211,029,239,110.17/1,679,259.30 - Step 6: Final answer
x = 1,316,669.34
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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.