Finding the Fourth Proportional to 1,690,192.84, 2,332,484.48 and 926,230
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Solution
The fourth proportional to 1,690,192.84, 2,332,484.48 and 926,230 is: 1,278,207.46
Step by Step Solution
- Step 1: Write the proportion equation
1,690,192.84 : 2,332,484.48 = 926,230 : x - Step 2: Convert to fraction form
1,690,192.84/2,332,484.48 = 926,230/x - Step 3: Cross multiply
1,690,192.84x = 2,332,484.48 × 926,230 - Step 4: Simplify right side
1,690,192.84x = 2,160,417,099,910.40 - Step 5: Solve for x
x = 2,160,417,099,910.40/1,690,192.84 - Step 6: Final answer
x = 1,278,207.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.