Finding the Fourth Proportional to 1,124,946.11, 1,552,422.49 and 608,708.76
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Solution
The fourth proportional to 1,124,946.11, 1,552,422.49 and 608,708.76 is: 840,016.38
Step by Step Solution
- Step 1: Write the proportion equation
1,124,946.11 : 1,552,422.49 = 608,708.76 : x - Step 2: Convert to fraction form
1,124,946.11/1,552,422.49 = 608,708.76/x - Step 3: Cross multiply
1,124,946.11x = 1,552,422.49 × 608,708.76 - Step 4: Simplify right side
1,124,946.11x = 944,973,165,534.44 - Step 5: Solve for x
x = 944,973,165,534.44/1,124,946.11 - Step 6: Final answer
x = 840,016.38
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1.5x scale
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.