Finding the Fourth Proportional to 2,803,727.58, 3,869,371.74 and 1,580,115.98
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Solution
The fourth proportional to 2,803,727.58, 3,869,371.74 and 1,580,115.98 is: 2,180,688.36
Step by Step Solution
- Step 1: Write the proportion equation
2,803,727.58 : 3,869,371.74 = 1,580,115.98 : x - Step 2: Convert to fraction form
2,803,727.58/3,869,371.74 = 1,580,115.98/x - Step 3: Cross multiply
2,803,727.58x = 3,869,371.74 × 1,580,115.98 - Step 4: Simplify right side
2,803,727.58x = 6,114,056,099,587.55 - Step 5: Solve for x
x = 6,114,056,099,587.55/2,803,727.58 - Step 6: Final answer
x = 2,180,688.36
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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.