Finding the Fourth Proportional to 1,487,974.51, 2,053,594.77 and 876,184.21
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Solution
The fourth proportional to 1,487,974.51, 2,053,594.77 and 876,184.21 is: 1,209,246.06
Step by Step Solution
- Step 1: Write the proportion equation
1,487,974.51 : 2,053,594.77 = 876,184.21 : x - Step 2: Convert to fraction form
1,487,974.51/2,053,594.77 = 876,184.21/x - Step 3: Cross multiply
1,487,974.51x = 2,053,594.77 × 876,184.21 - Step 4: Simplify right side
1,487,974.51x = 1,799,327,311,212.58 - Step 5: Solve for x
x = 1,799,327,311,212.58/1,487,974.51 - Step 6: Final answer
x = 1,209,246.06
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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.