Finding the Fourth Proportional to 1,341,145.99, 1,851,044.30 and 768,569.95
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Solution
The fourth proportional to 1,341,145.99, 1,851,044.30 and 768,569.95 is: 1,060,777.15
Step by Step Solution
- Step 1: Write the proportion equation
1,341,145.99 : 1,851,044.30 = 768,569.95 : x - Step 2: Convert to fraction form
1,341,145.99/1,851,044.30 = 768,569.95/x - Step 3: Cross multiply
1,341,145.99x = 1,851,044.30 × 768,569.95 - Step 4: Simplify right side
1,341,145.99x = 1,422,657,025,098.79 - Step 5: Solve for x
x = 1,422,657,025,098.79/1,341,145.99 - Step 6: Final answer
x = 1,060,777.15
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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.