Finding the Fourth Proportional to 1,381,496.99, 1,905,736.07 and 951,029.78
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Solution
The fourth proportional to 1,381,496.99, 1,905,736.07 and 951,029.78 is: 1,311,918.71
Step by Step Solution
- Step 1: Write the proportion equation
1,381,496.99 : 1,905,736.07 = 951,029.78 : x - Step 2: Convert to fraction form
1,381,496.99/1,905,736.07 = 951,029.78/x - Step 3: Cross multiply
1,381,496.99x = 1,905,736.07 × 951,029.78 - Step 4: Simplify right side
1,381,496.99x = 1,812,411,748,252.85 - Step 5: Solve for x
x = 1,812,411,748,252.85/1,381,496.99 - Step 6: Final answer
x = 1,311,918.71
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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.