Finding the Fourth Proportional to 1,998,212.64, 2,995,917.12 and 735,878.40
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Solution
The fourth proportional to 1,998,212.64, 2,995,917.12 and 735,878.40 is: 1,103,301.35
Step by Step Solution
- Step 1: Write the proportion equation
1,998,212.64 : 2,995,917.12 = 735,878.40 : x - Step 2: Convert to fraction form
1,998,212.64/2,995,917.12 = 735,878.40/x - Step 3: Cross multiply
1,998,212.64x = 2,995,917.12 × 735,878.40 - Step 4: Simplify right side
1,998,212.64x = 2,204,630,696,798.21 - Step 5: Solve for x
x = 2,204,630,696,798.21/1,998,212.64 - Step 6: Final answer
x = 1,103,301.35
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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.