Finding the Fourth Proportional to 1,470,659.70, 2,029,195.53 and 858,534.66
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Solution
The fourth proportional to 1,470,659.70, 2,029,195.53 and 858,534.66 is: 1,184,594.03
Step by Step Solution
- Step 1: Write the proportion equation
1,470,659.70 : 2,029,195.53 = 858,534.66 : x - Step 2: Convert to fraction form
1,470,659.70/2,029,195.53 = 858,534.66/x - Step 3: Cross multiply
1,470,659.70x = 2,029,195.53 × 858,534.66 - Step 4: Simplify right side
1,470,659.70x = 1,742,134,694,422.07 - Step 5: Solve for x
x = 1,742,134,694,422.07/1,470,659.70 - Step 6: Final answer
x = 1,184,594.03
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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.