Finding the Fourth Proportional to 1,307,897.36, 1,962,221.24 and 549,348.71
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Solution
The fourth proportional to 1,307,897.36, 1,962,221.24 and 549,348.71 is: 824,180.65
Step by Step Solution
- Step 1: Write the proportion equation
1,307,897.36 : 1,962,221.24 = 549,348.71 : x - Step 2: Convert to fraction form
1,307,897.36/1,962,221.24 = 549,348.71/x - Step 3: Cross multiply
1,307,897.36x = 1,962,221.24 × 549,348.71 - Step 4: Simplify right side
1,307,897.36x = 1,077,943,694,370.75 - Step 5: Solve for x
x = 1,077,943,694,370.75/1,307,897.36 - Step 6: Final answer
x = 824,180.65
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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.