Finding the Fourth Proportional to 1,085,790.58, 1,498,392.73 and 602,355.70
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Solution
The fourth proportional to 1,085,790.58, 1,498,392.73 and 602,355.70 is: 831,251.83
Step by Step Solution
- Step 1: Write the proportion equation
1,085,790.58 : 1,498,392.73 = 602,355.70 : x - Step 2: Convert to fraction form
1,085,790.58/1,498,392.73 = 602,355.70/x - Step 3: Cross multiply
1,085,790.58x = 1,498,392.73 × 602,355.70 - Step 4: Simplify right side
1,085,790.58x = 902,565,401,754.06 - Step 5: Solve for x
x = 902,565,401,754.06/1,085,790.58 - Step 6: Final answer
x = 831,251.83
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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.