Finding the Fourth Proportional to 1,476,493.70, 2,214,740.55 and 1,263,917.30
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Solution
The fourth proportional to 1,476,493.70, 2,214,740.55 and 1,263,917.30 is: 1,895,875.95
Step by Step Solution
- Step 1: Write the proportion equation
1,476,493.70 : 2,214,740.55 = 1,263,917.30 : x - Step 2: Convert to fraction form
1,476,493.70/2,214,740.55 = 1,263,917.30/x - Step 3: Cross multiply
1,476,493.70x = 2,214,740.55 × 1,263,917.30 - Step 4: Simplify right side
1,476,493.70x = 2,799,248,896,156.51 - Step 5: Solve for x
x = 2,799,248,896,156.51/1,476,493.70 - Step 6: Final answer
x = 1,895,875.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.