Finding the Fourth Proportional to 1,246,447.99, 1,868,195.74 and 571,960.78
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Solution
The fourth proportional to 1,246,447.99, 1,868,195.74 and 571,960.78 is: 857,263.76
Step by Step Solution
- Step 1: Write the proportion equation
1,246,447.99 : 1,868,195.74 = 571,960.78 : x - Step 2: Convert to fraction form
1,246,447.99/1,868,195.74 = 571,960.78/x - Step 3: Cross multiply
1,246,447.99x = 1,868,195.74 × 571,960.78 - Step 4: Simplify right side
1,246,447.99x = 1,068,534,692,643.08 - Step 5: Solve for x
x = 1,068,534,692,643.08/1,246,447.99 - Step 6: Final answer
x = 857,263.76
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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.