Finding the Fourth Proportional to 1,749,372.19, 2,624,208.64 and 487,199.81
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Solution
The fourth proportional to 1,749,372.19, 2,624,208.64 and 487,199.81 is: 730,841.59
Step by Step Solution
- Step 1: Write the proportion equation
1,749,372.19 : 2,624,208.64 = 487,199.81 : x - Step 2: Convert to fraction form
1,749,372.19/2,624,208.64 = 487,199.81/x - Step 3: Cross multiply
1,749,372.19x = 2,624,208.64 × 487,199.81 - Step 4: Simplify right side
1,749,372.19x = 1,278,513,956,150.88 - Step 5: Solve for x
x = 1,278,513,956,150.88/1,749,372.19 - Step 6: Final answer
x = 730,841.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.