Finding the Fourth Proportional to 1,197,440.84, 1,652,350.74 and 660,862.28
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Solution
The fourth proportional to 1,197,440.84, 1,652,350.74 and 660,862.28 is: 911,925.03
Step by Step Solution
- Step 1: Write the proportion equation
1,197,440.84 : 1,652,350.74 = 660,862.28 : x - Step 2: Convert to fraction form
1,197,440.84/1,652,350.74 = 660,862.28/x - Step 3: Cross multiply
1,197,440.84x = 1,652,350.74 × 660,862.28 - Step 4: Simplify right side
1,197,440.84x = 1,091,976,277,396.09 - Step 5: Solve for x
x = 1,091,976,277,396.09/1,197,440.84 - Step 6: Final answer
x = 911,925.03
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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.