Finding the Fourth Proportional to 1,294,394.99, 1,785,869.25 and 750,422.24
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Solution
The fourth proportional to 1,294,394.99, 1,785,869.25 and 750,422.24 is: 1,035,353.20
Step by Step Solution
- Step 1: Write the proportion equation
1,294,394.99 : 1,785,869.25 = 750,422.24 : x - Step 2: Convert to fraction form
1,294,394.99/1,785,869.25 = 750,422.24/x - Step 3: Cross multiply
1,294,394.99x = 1,785,869.25 × 750,422.24 - Step 4: Simplify right side
1,294,394.99x = 1,340,155,994,002.77 - Step 5: Solve for x
x = 1,340,155,994,002.77/1,294,394.99 - Step 6: Final answer
x = 1,035,353.20
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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.