Finding the Fourth Proportional to 5,825,117.60, 8,736,121.20 and 1,781,597.60
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Solution
The fourth proportional to 5,825,117.60, 8,736,121.20 and 1,781,597.60 is: 2,671,920.75
Step by Step Solution
- Step 1: Write the proportion equation
5,825,117.60 : 8,736,121.20 = 1,781,597.60 : x - Step 2: Convert to fraction form
5,825,117.60/8,736,121.20 = 1,781,597.60/x - Step 3: Cross multiply
5,825,117.60x = 8,736,121.20 × 1,781,597.60 - Step 4: Simplify right side
5,825,117.60x = 15,564,252,563,229.12 - Step 5: Solve for x
x = 15,564,252,563,229.12/5,825,117.60 - Step 6: Final answer
x = 2,671,920.75
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1.5x scale
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.