Finding the Fourth Proportional to 1,113,947.36, 1,537,249.20 and 604,649.96
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Solution
The fourth proportional to 1,113,947.36, 1,537,249.20 and 604,649.96 is: 834,417.95
Step by Step Solution
- Step 1: Write the proportion equation
1,113,947.36 : 1,537,249.20 = 604,649.96 : x - Step 2: Convert to fraction form
1,113,947.36/1,537,249.20 = 604,649.96/x - Step 3: Cross multiply
1,113,947.36x = 1,537,249.20 × 604,649.96 - Step 4: Simplify right side
1,113,947.36x = 929,497,667,290.03 - Step 5: Solve for x
x = 929,497,667,290.03/1,113,947.36 - Step 6: Final answer
x = 834,417.95
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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.