Finding the Fourth Proportional to 2,899,402.21, 4,001,184.41 and 1,610,242.61
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Solution
The fourth proportional to 2,899,402.21, 4,001,184.41 and 1,610,242.61 is: 2,222,139.99
Step by Step Solution
- Step 1: Write the proportion equation
2,899,402.21 : 4,001,184.41 = 1,610,242.61 : x - Step 2: Convert to fraction form
2,899,402.21/4,001,184.41 = 1,610,242.61/x - Step 3: Cross multiply
2,899,402.21x = 4,001,184.41 × 1,610,242.61 - Step 4: Simplify right side
2,899,402.21x = 6,442,877,599,392.57 - Step 5: Solve for x
x = 6,442,877,599,392.57/2,899,402.21 - Step 6: Final answer
x = 2,222,139.99
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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.