Finding the Fourth Proportional to 1,697,188.10, 2,341,923.14 and 971,992.53
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Solution
The fourth proportional to 1,697,188.10, 2,341,923.14 and 971,992.53 is: 1,341,237.19
Step by Step Solution
- Step 1: Write the proportion equation
1,697,188.10 : 2,341,923.14 = 971,992.53 : x - Step 2: Convert to fraction form
1,697,188.10/2,341,923.14 = 971,992.53/x - Step 3: Cross multiply
1,697,188.10x = 2,341,923.14 × 971,992.53 - Step 4: Simplify right side
1,697,188.10x = 2,276,331,793,054.18 - Step 5: Solve for x
x = 2,276,331,793,054.18/1,697,188.10 - Step 6: Final answer
x = 1,341,237.19
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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.