Finding the Fourth Proportional to 1,831,272.90, 2,746,909.35 and 935,477.70
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Solution
The fourth proportional to 1,831,272.90, 2,746,909.35 and 935,477.70 is: 1,403,216.55
Step by Step Solution
- Step 1: Write the proportion equation
1,831,272.90 : 2,746,909.35 = 935,477.70 : x - Step 2: Convert to fraction form
1,831,272.90/2,746,909.35 = 935,477.70/x - Step 3: Cross multiply
1,831,272.90x = 2,746,909.35 × 935,477.70 - Step 4: Simplify right side
1,831,272.90x = 2,569,672,440,846.50 - Step 5: Solve for x
x = 2,569,672,440,846.50/1,831,272.90 - Step 6: Final answer
x = 1,403,216.55
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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.