Finding the Fourth Proportional to 1,718,320.60, 2,576,703.30 and 771,203.80
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Solution
The fourth proportional to 1,718,320.60, 2,576,703.30 and 771,203.80 is: 1,156,456.70
Step by Step Solution
- Step 1: Write the proportion equation
1,718,320.60 : 2,576,703.30 = 771,203.80 : x - Step 2: Convert to fraction form
1,718,320.60/2,576,703.30 = 771,203.80/x - Step 3: Cross multiply
1,718,320.60x = 2,576,703.30 × 771,203.80 - Step 4: Simplify right side
1,718,320.60x = 1,987,163,376,432.54 - Step 5: Solve for x
x = 1,987,163,376,432.54/1,718,320.60 - Step 6: Final answer
x = 1,156,456.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.