Finding the Fourth Proportional to 1,219,946.24, 1,830,229.12 and 367,013.12
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Solution
The fourth proportional to 1,219,946.24, 1,830,229.12 and 367,013.12 is: 550,612.87
Step by Step Solution
- Step 1: Write the proportion equation
1,219,946.24 : 1,830,229.12 = 367,013.12 : x - Step 2: Convert to fraction form
1,219,946.24/1,830,229.12 = 367,013.12/x - Step 3: Cross multiply
1,219,946.24x = 1,830,229.12 × 367,013.12 - Step 4: Simplify right side
1,219,946.24x = 671,718,099,646.06 - Step 5: Solve for x
x = 671,718,099,646.06/1,219,946.24 - Step 6: Final answer
x = 550,612.87
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.