Finding the Fourth Proportional to 1,084,782.20, 1,497,165.14 and 692,484.62
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Solution
The fourth proportional to 1,084,782.20, 1,497,165.14 and 692,484.62 is: 955,734.55
Step by Step Solution
- Step 1: Write the proportion equation
1,084,782.20 : 1,497,165.14 = 692,484.62 : x - Step 2: Convert to fraction form
1,084,782.20/1,497,165.14 = 692,484.62/x - Step 3: Cross multiply
1,084,782.20x = 1,497,165.14 × 692,484.62 - Step 4: Simplify right side
1,084,782.20x = 1,036,763,829,587.72 - Step 5: Solve for x
x = 1,036,763,829,587.72/1,084,782.20 - Step 6: Final answer
x = 955,734.55
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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.