Finding the Fourth Proportional to 903,731.58, 1,353,460.05 and 784,756.35
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Solution
The fourth proportional to 903,731.58, 1,353,460.05 and 784,756.35 is: 1,175,278.58
Step by Step Solution
- Step 1: Write the proportion equation
903,731.58 : 1,353,460.05 = 784,756.35 : x - Step 2: Convert to fraction form
903,731.58/1,353,460.05 = 784,756.35/x - Step 3: Cross multiply
903,731.58x = 1,353,460.05 × 784,756.35 - Step 4: Simplify right side
903,731.58x = 1,062,136,368,708.82 - Step 5: Solve for x
x = 1,062,136,368,708.82/903,731.58 - Step 6: Final answer
x = 1,175,278.58
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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.