Finding the Fourth Proportional to 1,878,340.68, 2,817,622.98 and 725,596.20
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Solution
The fourth proportional to 1,878,340.68, 2,817,622.98 and 725,596.20 is: 1,088,437.55
Step by Step Solution
- Step 1: Write the proportion equation
1,878,340.68 : 2,817,622.98 = 725,596.20 : x - Step 2: Convert to fraction form
1,878,340.68/2,817,622.98 = 725,596.20/x - Step 3: Cross multiply
1,878,340.68x = 2,817,622.98 × 725,596.20 - Step 4: Simplify right side
1,878,340.68x = 2,044,456,527,320.68 - Step 5: Solve for x
x = 2,044,456,527,320.68/1,878,340.68 - Step 6: Final answer
x = 1,088,437.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.