Finding the Fourth Proportional to 1,347,124.66, 1,859,032.03 and 918,154.17
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Solution
The fourth proportional to 1,347,124.66, 1,859,032.03 and 918,154.17 is: 1,267,052.75
Step by Step Solution
- Step 1: Write the proportion equation
1,347,124.66 : 1,859,032.03 = 918,154.17 : x - Step 2: Convert to fraction form
1,347,124.66/1,859,032.03 = 918,154.17/x - Step 3: Cross multiply
1,347,124.66x = 1,859,032.03 × 918,154.17 - Step 4: Simplify right side
1,347,124.66x = 1,706,878,010,508.07 - Step 5: Solve for x
x = 1,706,878,010,508.07/1,347,124.66 - Step 6: Final answer
x = 1,267,052.75
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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.