Finding the Fourth Proportional to 1,589,782.17, 2,193,900.47 and 891,966.66
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Solution
The fourth proportional to 1,589,782.17, 2,193,900.47 and 891,966.66 is: 1,230,914.59
Step by Step Solution
- Step 1: Write the proportion equation
1,589,782.17 : 2,193,900.47 = 891,966.66 : x - Step 2: Convert to fraction form
1,589,782.17/2,193,900.47 = 891,966.66/x - Step 3: Cross multiply
1,589,782.17x = 2,193,900.47 × 891,966.66 - Step 4: Simplify right side
1,589,782.17x = 1,956,886,074,598.33 - Step 5: Solve for x
x = 1,956,886,074,598.33/1,589,782.17 - Step 6: Final answer
x = 1,230,914.59
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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.