Finding the Fourth Proportional to 1,347,603.42, 1,859,733.41 and 766,909.84
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Solution
The fourth proportional to 1,347,603.42, 1,859,733.41 and 766,909.84 is: 1,058,358.74
Step by Step Solution
- Step 1: Write the proportion equation
1,347,603.42 : 1,859,733.41 = 766,909.84 : x - Step 2: Convert to fraction form
1,347,603.42/1,859,733.41 = 766,909.84/x - Step 3: Cross multiply
1,347,603.42x = 1,859,733.41 × 766,909.84 - Step 4: Simplify right side
1,347,603.42x = 1,426,247,856,205.57 - Step 5: Solve for x
x = 1,426,247,856,205.57/1,347,603.42 - Step 6: Final answer
x = 1,058,358.74
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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.