Finding the Fourth Proportional to 1,585,334.25, 2,187,753.93 and 860,180.18
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Solution
The fourth proportional to 1,585,334.25, 2,187,753.93 and 860,180.18 is: 1,187,044.66
Step by Step Solution
- Step 1: Write the proportion equation
1,585,334.25 : 2,187,753.93 = 860,180.18 : x - Step 2: Convert to fraction form
1,585,334.25/2,187,753.93 = 860,180.18/x - Step 3: Cross multiply
1,585,334.25x = 2,187,753.93 × 860,180.18 - Step 4: Simplify right side
1,585,334.25x = 1,881,862,558,364.34 - Step 5: Solve for x
x = 1,881,862,558,364.34/1,585,334.25 - Step 6: Final answer
x = 1,187,044.66
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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.