Finding the Fourth Proportional to 1,447,676.07, 2,170,101.80 and 689,313.84
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Solution
The fourth proportional to 1,447,676.07, 2,170,101.80 and 689,313.84 is: 1,033,298.29
Step by Step Solution
- Step 1: Write the proportion equation
1,447,676.07 : 2,170,101.80 = 689,313.84 : x - Step 2: Convert to fraction form
1,447,676.07/2,170,101.80 = 689,313.84/x - Step 3: Cross multiply
1,447,676.07x = 2,170,101.80 × 689,313.84 - Step 4: Simplify right side
1,447,676.07x = 1,495,881,201,502.34 - Step 5: Solve for x
x = 1,495,881,201,502.34/1,447,676.07 - Step 6: Final answer
x = 1,033,298.29
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.