Finding the Fourth Proportional to 1,904,347.20, 2,627,911.20 and 1,044,886.08
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Solution
The fourth proportional to 1,904,347.20, 2,627,911.20 and 1,044,886.08 is: 1,441,894.54
Step by Step Solution
- Step 1: Write the proportion equation
1,904,347.20 : 2,627,911.20 = 1,044,886.08 : x - Step 2: Convert to fraction form
1,904,347.20/2,627,911.20 = 1,044,886.08/x - Step 3: Cross multiply
1,904,347.20x = 2,627,911.20 × 1,044,886.08 - Step 4: Simplify right side
1,904,347.20x = 2,745,867,832,356.10 - Step 5: Solve for x
x = 2,745,867,832,356.10/1,904,347.20 - Step 6: Final answer
x = 1,441,894.54
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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.