Finding the Fourth Proportional to 1,851,362.84, 2,555,117.06 and 1,035,611.84
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Solution
The fourth proportional to 1,851,362.84, 2,555,117.06 and 1,035,611.84 is: 1,429,276.55
Step by Step Solution
- Step 1: Write the proportion equation
1,851,362.84 : 2,555,117.06 = 1,035,611.84 : x - Step 2: Convert to fraction form
1,851,362.84/2,555,117.06 = 1,035,611.84/x - Step 3: Cross multiply
1,851,362.84x = 2,555,117.06 × 1,035,611.84 - Step 4: Simplify right side
1,851,362.84x = 2,646,109,488,898.81 - Step 5: Solve for x
x = 2,646,109,488,898.81/1,851,362.84 - Step 6: Final answer
x = 1,429,276.55
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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.